| 1226 | Pires - Koslowski | 1/2-1/2 | 25th of September 2006 19:59:43 | (chess) | rated |
| 1231 | Koslowski - Rakovic | 1-0 | 17th of November 2006 18:18:11 | (chess) | rated |
| 1235 | Schwarz - Koslowski | 0-1 | 17th of August 2006 16:45:53 | (chess) | rated |
| 1239 | Koslowski - Fioravanti | 1-0 | 15th of August 2006 19:14:48 | (chess) | rated |
| 1240 | Marin Millan - Koslowski | 1/2-1/2 | 2nd of August 2006 14:59:26 | (chess) | rated |
| 1241 | Koslowski - Marconi | 1-0 | 19th of September 2006 21:26:48 | (chess) | rated |
| 1665 | Lenz - Koslowski | 1/2-1/2 | 2nd of November 2006 14:24:54 | (chess) | rated |
| 1671 | Koslowski - Ghisi | 1-0 | 19th of January 2007 19:30:56 | (chess) | rated |
| 1672 | Vidanovic - Koslowski | 1-0 | 10th of October 2006 14:05:11 | (chess) | rated |
| 1673 | Koslowski - Mazza | 1-0 | 15th of August 2006 05:50:41 | (chess) | rated |
| 1674 | Durnez - Koslowski | 0-1 | 3rd of August 2006 21:46:31 | (chess) | rated |
| 1675 | Koslowski - Trukov | 1-0 | 20th of August 2006 06:24:40 | (chess) | rated |
| 4102 | Stibal - Koslowski | 0-1 | 29th of November 2006 03:11:19 | (chess) | rated |
| 4108 | Koslowski - Kukula | 1/2-1/2 | 6th of April 2007 09:31:38 | (chess) | rated |
| 4109 | Pagano - Koslowski | 0-1 | 27th of January 2007 12:52:41 | (chess) | rated |
| 4110 | Koslowski - Steveson | 1-0 | 8th of January 2007 22:34:29 | (chess) | rated |
| 4111 | Godat - Koslowski | 1/2-1/2 | 8th of December 2006 15:13:13 | (chess) | rated |
| 4112 | Koslowski - Speisser | 1/2-1/2 | 7th of April 2007 11:48:01 | (chess) | rated |
| 4633 | Caire - Koslowski | 1-0 | 10th of August 2007 12:34:58 | (chess) | unrated |
| 4638 | Koslowski - Vasquez | 1/2-1/2 | 17th of March 2007 12:46:22 | (chess) | unrated |
| 4642 | Mo - Koslowski | 0-1 | 18th of January 2007 09:13:40 | (chess) | unrated |
| 4645 | Koslowski - Laneval | 1-0 | 2nd of March 2007 17:37:40 | (chess) | unrated |
| 4647 | Cirulis - Koslowski | 1/2-1/2 | 8th of August 2007 14:36:44 | (chess) | unrated |
| 4649 | Koslowski - Hrubaru | 1-0 | 30th of April 2007 12:53:06 | (chess) | unrated |
| 4760 | Koslowski - Caburro | 1-0 | 29th of November 2006 03:18:17 | (chess_960) | unrated |
| 4765 | Castro - Koslowski | 0-1 | 1st of January 2007 09:21:51 | (chess_960) | unrated |
| 4769 | Koslowski - van Speybroeck | 1/2-1/2 | 7th of January 2007 10:01:56 | (chess_960) | unrated |
| 4772 | Vasquez - Koslowski | 0-1 | 18th of March 2007 19:14:48 | (chess_960) | unrated |
| 4774 | Koslowski - Cirulis | 1-0 | 12th of February 2007 22:09:18 | (chess_960) | unrated |
| 4775 | Vasquez - Koslowski | 1-0 | 20th of May 2007 16:41:49 | (chess_960) | unrated |
| 5114 | de Vassal - Koslowski | 1-0 | 6th of May 2007 18:41:58 | (big_chess) | unrated |
| 5119 | Koslowski - Lehnhoff | 0-1 | 12th of June 2007 15:03:04 | (big_chess) | unrated |
| 5123 | Cirulis - Koslowski | 0-1 | 25th of March 2007 03:05:45 | (big_chess) | unrated |
| 5127 | Koslowski - Jankovic | 1-0 | 13th of March 2007 15:33:45 | (big_chess) | unrated |
| 5128 | Melquiades - Koslowski | 0-1 | 10th of February 2007 21:46:40 | (big_chess) | unrated |
| 5129 | Koslowski - Dhumbumroong | 1-0 | 27th of January 2007 13:29:39 | (big_chess) | unrated |
| 7666 | Haluschka - Koslowski | 1/2-1/2 | 18th of April 2007 20:21:40 | (chess) | rated |
| 7671 | Koslowski - Riha | 1-0 | 23rd of March 2007 15:23:54 | (chess) | rated |
| 7675 | Lubson - Koslowski | 0-1 | 7th of April 2007 16:14:04 | (chess) | rated |
| 7679 | Koslowski - Czekaj | 1/2-1/2 | 13th of May 2007 11:03:29 | (chess) | rated |
| 7680 | Porkolab - Koslowski | 1/2-1/2 | 24th of April 2007 08:18:05 | (chess) | rated |
| 7681 | Koslowski - Kuuse | 1-0 | 31st of March 2007 12:54:25 | (chess) | rated |
| 8251 | Gaffagan - Koslowski | 0-1 | 15th of June 2007 01:33:31 | (chess) | rated |
| 8256 | Koslowski - De Silva | 1-0 | 26th of July 2007 20:12:53 | (chess) | rated |
| 8260 | Porkolab - Koslowski | 1/2-1/2 | 14th of October 2007 00:44:51 | (chess) | rated |
| 8263 | Koslowski - Markus | 1/2-1/2 | 21st of May 2007 20:21:49 | (chess) | rated |
| 8265 | Kesselheim - Koslowski | 1-0 | 11th of September 2007 20:12:08 | (chess) | rated |
| 8267 | Koslowski - Lehnhoff | 1/2-1/2 | 5th of January 2008 19:04:12 | (chess) | rated |
| 10984 | Koslowski - Yeke | 1-0 | 29th of June 2007 15:13:22 | (chess) | rated |
| 10985 | Pires - Koslowski | 0-1 | 3rd of September 2007 18:59:30 | (chess) | rated |
| 10986 | Koslowski - De Silva | 1/2-1/2 | 2nd of January 2008 19:33:19 | (chess) | rated |
| 10987 | Noble - Koslowski | 1/2-1/2 | 14th of September 2007 08:52:13 | (chess) | rated |
| 10988 | Koslowski - Ghysens | 1/2-1/2 | 30th of August 2007 09:30:37 | (chess) | rated |
| 10989 | Lehnhoff - Koslowski | 1/2-1/2 | 5th of January 2008 19:08:54 | (chess) | rated |
| 11009 | Litzenburger - Koslowski | 0-1 | 19th of May 2007 12:10:59 | (chess_960) | unrated |
| 11014 | Koslowski - Wosch | 1-0 | 31st of August 2007 05:16:38 | (chess_960) | unrated |
| 11018 | Ionescu - Koslowski | 0-1 | 22nd of August 2007 22:21:42 | (chess_960) | unrated |
| 11021 | Koslowski - Richardson | 1-0 | 21st of May 2007 21:19:01 | (chess_960) | unrated |
| 11023 | Noble - Koslowski | 0-1 | 10th of August 2007 22:48:27 | (chess_960) | unrated |
| 11025 | Koslowski - Lorena | 1-0 | 16th of July 2007 05:05:46 | (chess_960) | unrated |
| 11071 | Koslowski - Yeke | 1-0 | 9th of July 2007 22:26:05 | (chess) | rated |
| 11076 | Pires - Koslowski | 1-0 | 26th of July 2007 21:40:49 | (chess) | rated |
| 11080 | Koslowski - De Silva | 1/2-1/2 | 10th of September 2007 11:36:10 | (chess) | rated |
| 11083 | Noble - Koslowski | 1/2-1/2 | 9th of June 2007 21:08:48 | (chess) | rated |
| 11086 | Koslowski - Lehnhoff | 1/2-1/2 | 7th of October 2007 00:26:56 | (chess) | rated |
| 11087 | Ghysens - Koslowski | 1/2-1/2 | 14th of September 2007 05:59:18 | (chess) | rated |
| 12554 | Koslowski - Kotlyanskiy | 1/2-1/2 | 21st of August 2007 20:24:11 | (chess) | rated |
| 12555 | Skwarczylo - Koslowski | 1/2-1/2 | 15th of October 2007 20:25:13 | (chess) | rated |
| 12556 | Koslowski - Yuvarlak | 1-0 | 22nd of September 2007 12:25:02 | (chess) | rated |
| 12557 | Castillo - Koslowski | 1/2-1/2 | 7th of August 2007 04:15:32 | (chess) | rated |
| 12558 | Koslowski - Oliveira | 1-0 | 16th of September 2007 16:05:32 | (chess) | rated |
| 12559 | Szabo - Koslowski | 0-1 | 28th of January 2008 17:57:04 | (chess) | rated |
| 12560 | Koslowski - Woodcock | 1-0 | 11th of September 2007 14:00:52 | (chess) | rated |
| 12561 | Stoyanov - Koslowski | 0-1 | 31st of August 2007 08:14:02 | (chess) | rated |
| 15051 | Repa - Koslowski | 1/2-1/2 | 22nd of January 2008 11:21:17 | (chess) | rated |
| 15056 | Koslowski - Porkolab | 1-0 | 12th of February 2008 13:19:09 | (chess) | rated |
| 15060 | Oortwijn - Koslowski | 1/2-1/2 | 7th of February 2008 17:25:23 | (chess) | rated |
| 15064 | Koslowski - Kuhne | 0-1 | 21st of March 2008 08:00:57 | (chess) | rated |
| 15065 | Domingo - Koslowski | 1/2-1/2 | 24th of March 2008 19:03:49 | (chess) | rated |
| 15066 | Koslowski - Lehnhoff | 1/2-1/2 | 11th of June 2008 17:19:02 | (chess) | rated |
| 15281 | Koslowski - Lehnhoff | 1/2-1/2 | 17th of October 2007 21:24:57 | (chess) | rated |
| 15282 | Lehnhoff - Koslowski | 1-0 | 17th of October 2007 23:12:05 | (chess) | rated |
| 18772 | Willoughby - Koslowski | 0-1 | 24th of October 2008 18:46:53 | (big_chess) | rated |
| 18778 | Koslowski - Orlov | 1-0 | 21st of April 2008 16:39:24 | (big_chess) | rated |
| 18779 | Nyman - Koslowski | 0-1 | 17th of March 2008 16:27:27 | (big_chess) | rated |
| 18780 | Koslowski - Romaniuk | 1-0 | 18th of June 2008 12:40:34 | (big_chess) | rated |
| 18781 | Lorena - Koslowski | 0-1 | 20th of March 2008 04:45:37 | (big_chess) | rated |
| 18782 | Koslowski - Lehnhoff | 0-1 | 20th of April 2008 09:53:09 | (big_chess) | rated |
| 19432 | Koslowski - Willoughby | 1-0 | 15th of February 2009 20:07:11 | (big_chess) | rated |
| 19437 | Orden - Koslowski | 0-1 | 27th of April 2008 08:46:07 | (big_chess) | rated |
| 19442 | Koslowski - Menzies | 1-0 | 6th of November 2008 07:53:41 | (big_chess) | rated |
| 19443 | Podogov - Koslowski | 0-1 | 27th of April 2008 20:47:31 | (big_chess) | rated |
| 19444 | Koslowski - Lehnhoff | 0-1 | 21st of October 2008 09:25:40 | (big_chess) | rated |
| 19445 | Konig - Koslowski | 0-1 | 9th of May 2008 21:29:34 | (big_chess) | rated |
| 19971 | Koslowski - Fioravanti | 1-0 | 16th of September 2008 19:02:39 | (big_chess) | rated |
| 19976 | Marcel - Koslowski | 0-1 | 3rd of May 2008 10:30:45 | (big_chess) | rated |
| 19980 | Koslowski - Beni | 1-0 | 4th of June 2008 11:35:28 | (big_chess) | rated |
| 19983 | Taylor - Koslowski | 1-0 | 14th of August 2008 10:37:06 | (big_chess) | rated |
| 19985 | Koslowski - Madsen | 1-0 | 1st of August 2008 04:52:05 | (big_chess) | rated |
| 19986 | Lehnhoff - Koslowski | 1-0 | 13th of September 2008 21:42:44 | (big_chess) | rated |
| 19989 | Repa - Koslowski | 1-0 | 28th of November 2008 07:55:32 | (chess) | rated |
| 19994 | Koslowski - Lowrance | 1/2-1/2 | 16th of August 2008 08:57:18 | (chess) | rated |
| 19998 | Bellmann - Koslowski | 0-1 | 27th of April 2008 15:28:41 | (chess) | rated |
| 20002 | Koslowski - Domingo | 1/2-1/2 | 19th of August 2009 09:46:06 | (chess) | rated |
| 20003 | Sanchez - Koslowski | 0-1 | 31st of December 2008 16:53:01 | (chess) | rated |
| 20004 | Koslowski - Lehnhoff | 0-1 | 22nd of December 2008 11:07:28 | (chess) | rated |
| 23243 | Koslowski - Bezemer | 1/2-1/2 | 27th of January 2009 10:20:36 | (chess) | rated |
| 23248 | Kuhne - Koslowski | 1/2-1/2 | 26th of November 2008 13:52:37 | (chess) | rated |
| 23252 | Koslowski - Tomov | 1/2-1/2 | 13th of April 2009 09:20:54 | (chess) | rated |
| 23255 | Lehnhoff - Koslowski | 1/2-1/2 | 19th of March 2009 09:57:38 | (chess) | rated |
| 23257 | Koslowski - Stephenson | 1-0 | 11th of January 2009 18:34:37 | (chess) | rated |
| 23258 | Yarkov - Koslowski | 0-1 | 15th of March 2009 22:53:07 | (chess) | rated |
| 24656 | Koslowski - de Vassal | 0-1 | 8th of March 2009 21:12:26 | (big_chess) | rated |
| 24661 | Lehnhoff - Koslowski | 1-0 | 7th of June 2009 13:54:33 | (big_chess) | rated |
| 24665 | Koslowski - Noble | 1-0 | 8th of March 2009 18:27:44 | (big_chess) | rated |
| 24668 | Collette - Koslowski | 0-1 | 26th of November 2008 21:31:39 | (big_chess) | rated |
| 24671 | Koslowski - Ould Ahmed | 1-0 | 11th of November 2008 02:47:16 | (big_chess) | rated |
| 24672 | Taylor - Koslowski | 1/2-1/2 | 25th of June 2009 01:21:24 | (big_chess) | rated |
| 26174 | Oliveira - Koslowski | 0-1 | 28th of January 2009 09:09:35 | (poker_holdem) | rated |
| 26180 | Koslowski - Gray | 1-0 | 30th of March 2009 16:20:10 | (poker_holdem) | rated |
| 26181 | van der Kemp - Koslowski | 1-0 | 23rd of June 2009 07:46:13 | (poker_holdem) | rated |
| 26182 | Koslowski - Boehme | 1-0 | 21st of March 2009 08:52:26 | (poker_holdem) | rated |
| 26183 | Halatre - Koslowski | 0-1 | 15th of January 2010 07:58:14 | (poker_holdem) | rated |
| 26184 | Koslowski - Block | 1-0 | 21st of February 2009 21:32:56 | (poker_holdem) | rated |
| 26199 | Koslowski - de Vassal | 1-0 | 25th of November 2009 15:51:20 | (poker_holdem) | rated |
| 26204 | Sharland - Koslowski | 1-0 | 1st of January 2009 15:45:43 | (poker_holdem) | rated |
| 26208 | Koslowski - Boehme | 0-1 | 1st of May 2009 13:41:21 | (poker_holdem) | rated |
| 26211 | van der Kemp - Koslowski | 0-1 | 17th of April 2009 18:54:25 | (poker_holdem) | rated |
| 26214 | Koslowski - Legrand | 0-1 | 2nd of February 2009 18:58:25 | (poker_holdem) | rated |
| 26215 | Halatre - Koslowski | 0-1 | 4th of November 2009 21:40:54 | (poker_holdem) | rated |
| 26218 | Koslowski - van der Kemp | 0-1 | 15th of July 2009 19:08:11 | (poker_holdem) | rated |
| 26223 | Block - Koslowski | 0-1 | 21st of February 2009 09:31:12 | (poker_holdem) | rated |
| 26228 | Koslowski - Sharland | 0-1 | 17th of December 2008 16:40:14 | (poker_holdem) | rated |
| 26229 | Legrand - Koslowski | 1-0 | 1st of February 2009 11:58:18 | (poker_holdem) | rated |
| 26230 | Koslowski - Cook | 1-0 | 27th of July 2009 23:45:03 | (poker_holdem) | rated |
| 26231 | Gramajo - Koslowski | 1-0 | 5th of July 2009 09:12:07 | (poker_holdem) | rated |
| 26624 | Collette - Koslowski | 0-1 | 17th of June 2009 11:52:08 | (poker_holdem) | rated |
| 26629 | Koslowski - Noble | 0-1 | 10th of January 2009 10:19:03 | (poker_holdem) | rated |
| 26633 | Ilic - Koslowski | 0-1 | 7th of April 2009 14:14:37 | (poker_holdem) | rated |
| 26636 | Koslowski - Barradas | 0-1 | 6th of February 2009 13:18:30 | (poker_holdem) | rated |
| 26638 | Marcel - Koslowski | 0-1 | 30th of November 2008 15:16:39 | (poker_holdem) | rated |
| 26640 | Koslowski - Legrand | 1-0 | 23rd of March 2009 10:04:51 | (poker_holdem) | rated |
| 26945 | Noble - Koslowski | 0-1 | 21st of April 2009 04:32:21 | (poker_holdem) | rated |
| 26950 | Koslowski - Nichols | 0-1 | 28th of January 2009 15:48:10 | (poker_holdem) | rated |
| 26954 | Spangler - Koslowski | 1-0 | 8th of March 2009 16:22:44 | (poker_holdem) | rated |
| 26957 | Koslowski - Farr | 1-0 | 17th of December 2008 01:21:22 | (poker_holdem) | rated |
| 26959 | Lehnhoff - Koslowski | 0-1 | 5th of November 2009 20:57:30 | (poker_holdem) | rated |
| 26961 | Koslowski - Pichelin | 0-1 | 2nd of November 2009 15:18:00 | (poker_holdem) | rated |
| 27112 | Koslowski - Noble | 1-0 | 9th of March 2009 08:35:35 | (poker_holdem) | rated |
| 27117 | Lehnhoff - Koslowski | 0-1 | 26th of April 2009 23:17:52 | (poker_holdem) | rated |
| 27122 | Koslowski - Staggat | 1-0 | 20th of April 2009 11:42:17 | (poker_holdem) | rated |
| 27123 | Dotti Contra - Koslowski | 1-0 | 25th of May 2010 23:18:21 | (poker_holdem) | rated |
| 27124 | Koslowski - Yarkov | 1-0 | 9th of July 2009 17:53:16 | (poker_holdem) | rated |
| 27125 | Murray - Koslowski | 1-0 | 13th of April 2009 19:04:27 | (poker_holdem) | rated |
| 27973 | Koslowski - Telyatnikov | 1-0 | 19th of February 2009 21:27:49 | (go) | rated |
| 27978 | Baggersgaard - Koslowski | 0-1 | 3rd of April 2009 13:55:55 | (go) | rated |
| 27982 | Koslowski - Bromo | 1-0 | 2nd of March 2009 18:24:15 | (go) | rated |
| 27985 | Tallant - Koslowski | 0-1 | 31st of March 2009 01:37:23 | (go) | rated |
| 27987 | Koslowski - Pipac | 1-0 | 23rd of March 2009 10:59:23 | (go) | rated |
| 27988 | Tiberiu - Koslowski | 0-1 | 17th of June 2009 22:04:23 | (go) | rated |
| 28934 | Bromo - Koslowski | 0-1 | 30th of April 2009 11:58:49 | (go) | rated |
| 28939 | Koslowski - Marin | 1-0 | 28th of April 2009 04:19:43 | (go) | rated |
| 28943 | Le Roux - Koslowski | 0-1 | 25th of March 2009 11:59:45 | (go) | rated |
| 28947 | Koslowski - Broniek | 1-0 | 15th of November 2009 18:24:40 | (go) | rated |
| 28948 | Raman - Koslowski | 0-1 | 19th of October 2009 21:32:33 | (go) | rated |
| 28949 | Koslowski - Pipac | 1-0 | 10th of April 2009 17:40:33 | (go) | rated |
| 29037 | Koslowski - Legrand | 1/2-1/2 | 21st of March 2009 13:04:55 | (chess) | rated |
| 29038 | Civin - Koslowski | 0-1 | 29th of May 2009 18:49:57 | (chess) | rated |
| 29039 | Koslowski - Mueller | 1/2-1/2 | 12th of June 2009 07:33:30 | (chess) | rated |
| 29040 | Oortwijn - Koslowski | 1/2-1/2 | 27th of March 2009 12:43:22 | (chess) | rated |
| 29041 | Koslowski - Drazkowski | 1-0 | 25th of March 2010 20:32:04 | (chess) | rated |
| 29042 | Tsenkov - Koslowski | 1/2-1/2 | 5th of May 2009 02:56:43 | (chess) | rated |
| 29105 | Nichols - Koslowski | 0-1 | 9th of March 2009 20:51:57 | (poker_holdem) | rated |
| 29110 | Koslowski - Staggat | 0-1 | 23rd of November 2009 18:35:57 | (poker_holdem) | rated |
| 29114 | Gray - Koslowski | 0-1 | 21st of November 2009 15:33:12 | (poker_holdem) | rated |
| 29117 | Koslowski - Romaniuk | 1-0 | 22nd of August 2009 21:11:38 | (poker_holdem) | rated |
| 29119 | Rakovic - Koslowski | 0-1 | 30th of March 2009 10:01:41 | (poker_holdem) | rated |
| 29121 | Koslowski - Block | 1-0 | 7th of December 2009 09:25:10 | (poker_holdem) | rated |
| 29925 | Koslowski - Grosdemange | 1-0 | 21st of May 2009 18:22:46 | (go) | rated |
| 29930 | Bromo - Koslowski | 0-1 | 20th of August 2009 18:57:33 | (go) | rated |
| 29934 | Koslowski - Martinez Camacho | 1-0 | 5th of November 2009 19:39:33 | (go) | rated |
| 29937 | Pingleton - Koslowski | 0-1 | 2nd of April 2009 13:48:07 | (go) | rated |
| 29940 | Koslowski - Pipac | 1-0 | 15th of November 2009 21:03:43 | (go) | rated |
| 29941 | Barradas - Koslowski | 0-1 | 19th of June 2009 17:27:42 | (go) | rated |
| 30508 | Koslowski - Bromo | 1-0 | 10th of September 2009 15:42:44 | (go) | rated |
| 30513 | Jones - Koslowski | 0-1 | 22nd of April 2009 03:48:56 | (go) | rated |
| 30517 | Koslowski - Broniek | 1-0 | 27th of June 2009 20:58:15 | (go) | rated |
| 30520 | Segur - Koslowski | 1-0 | 12th of November 2009 08:28:02 | (go) | rated |
| 30522 | Koslowski - Pipac | 1-0 | 5th of October 2009 20:54:13 | (go) | rated |
| 30523 | Lehnhoff - Koslowski | 1-0 | 22nd of October 2009 12:01:25 | (go) | rated |
| 31007 | Koslowski - McNabb | 1-0 | 12th of October 2009 20:58:09 | (go) | rated |
| 31012 | Vanhorn - Koslowski | 0-1 | 24th of May 2009 18:34:22 | (go) | rated |
| 31016 | Koslowski - Lubeck | 0-1 | 9th of December 2009 09:31:51 | (go) | rated |
| 31019 | Delque - Koslowski | 0-1 | 5th of October 2009 13:24:55 | (go) | rated |
| 31021 | Koslowski - Suarez-Moreno | 1-0 | 11th of August 2009 17:25:24 | (go) | rated |
| 31022 | Bromo - Koslowski | 0-1 | 23rd of August 2009 11:16:58 | (go) | rated |
| 31130 | Koslowski - Lehnhoff | 0-1 | 18th of February 2010 20:32:27 | (big_chess) | rated |
| 31135 | de Vassal - Koslowski | 1-0 | 30th of November 2009 09:28:42 | (big_chess) | rated |
| 31140 | Koslowski - Borisovs | 1-0 | 3rd of December 2009 20:41:35 | (big_chess) | rated |
| 31141 | Legrand - Koslowski | 1-0 | 31st of August 2009 19:59:27 | (big_chess) | rated |
| 31142 | Koslowski - Taylor | 1/2-1/2 | 19th of February 2010 10:01:59 | (big_chess) | rated |
| 31143 | Pichelin - Koslowski | 1-0 | 10th of November 2009 09:34:22 | (big_chess) | rated |
| 31386 | Roncagliolo - Koslowski | 0-1 | 21st of April 2009 16:21:34 | (go) | rated |
| 31799 | Koslowski - Noble | 1-0 | 9th of June 2009 06:19:25 | (poker_holdem) | rated |
| 31804 | Nichols - Koslowski | 1-0 | 30th of May 2009 15:53:49 | (poker_holdem) | rated |
| 31808 | Koslowski - Collette | 1-0 | 24th of June 2009 20:43:01 | (poker_holdem) | rated |
| 31811 | Burrows - Koslowski | 1-0 | 18th of September 2009 11:11:53 | (poker_holdem) | rated |
| 31813 | Koslowski - Repa | 1-0 | 11th of November 2009 18:57:17 | (poker_holdem) | rated |
| 31814 | Millau - Koslowski | 0-1 | 6th of July 2009 22:01:36 | (poker_holdem) | rated |
| 31969 | Lehnhoff - Koslowski | 0-1 | 28th of July 2009 18:09:51 | (poker_holdem) | rated |
| 31975 | Koslowski - Barradas | 1-0 | 2nd of June 2009 18:57:10 | (poker_holdem) | rated |
| 31976 | Murray - Koslowski | 0-1 | 31st of August 2009 09:47:00 | (poker_holdem) | rated |
| 31977 | Koslowski - Czekaj | 1-0 | 19th of April 2010 09:17:38 | (poker_holdem) | rated |
| 31978 | Staggat - Koslowski | 0-1 | 30th of March 2010 17:40:40 | (poker_holdem) | rated |
| 31979 | Koslowski - Nichols | 1-0 | 30th of May 2009 15:11:37 | (poker_holdem) | rated |
| 32011 | Koslowski - Noble | 1-0 | 9th of June 2009 06:19:19 | (poker_holdem) | rated |
| 32012 | Staggat - Koslowski | 1-0 | 18th of April 2010 17:15:19 | (poker_holdem) | rated |
| 32013 | Koslowski - Repa | 1-0 | 25th of November 2009 19:19:41 | (poker_holdem) | rated |
| 32014 | Sharland - Koslowski | 0-1 | 12th of December 2009 18:28:22 | (poker_holdem) | rated |
| 32015 | Koslowski - Nichols | 1-0 | 19th of June 2009 17:29:35 | (poker_holdem) | rated |
| 32016 | Murray - Koslowski | 0-1 | 31st of August 2009 09:47:00 | (poker_holdem) | rated |
| 32159 | Koslowski - Pichelin | 1-0 | 5th of February 2010 14:00:17 | (chess) | unrated |
| 32165 | Nichols - Koslowski | 1/2-1/2 | 22nd of July 2009 09:40:58 | (chess) | unrated |
| 32166 | Koslowski - Gray | 1/2-1/2 | 23rd of November 2009 18:49:31 | (chess) | unrated |
| 32167 | Romaniuk - Koslowski | 0-1 | 24th of August 2009 21:23:12 | (chess) | unrated |
| 32168 | Koslowski - Inving | 1-0 | 22nd of July 2009 05:06:14 | (chess) | unrated |
| 32169 | Denchev - Koslowski | 0-1 | 25th of July 2009 17:41:51 | (chess) | unrated |
| 32479 | Koslowski - Noble | 1-0 | 9th of June 2009 06:19:14 | (poker_holdem) | rated |
| 32484 | Barradas - Koslowski | 0-1 | 11th of September 2009 18:14:05 | (poker_holdem) | rated |
| 32488 | Koslowski - Lehnhoff | 1-0 | 4th of May 2012 22:05:01 | (poker_holdem) | rated |
| 32491 | Staggat - Koslowski | 1-0 | 18th of April 2010 17:25:26 | (poker_holdem) | rated |
| 32494 | Koslowski - Murray | 1-0 | 31st of August 2009 09:47:00 | (poker_holdem) | rated |
| 32495 | Nichols - Koslowski | 1-0 | 19th of September 2009 21:37:15 | (poker_holdem) | rated |
| 33632 | Lehnhoff - Koslowski | 0-1 | 14th of April 2012 14:07:36 | (poker_holdem) | rated |
| 33637 | Koslowski - Collette | 1-0 | 9th of September 2009 21:08:31 | (poker_holdem) | rated |
| 33641 | Barradas - Koslowski | 1-0 | 3rd of September 2009 21:35:38 | (poker_holdem) | rated |
| 33644 | Koslowski - Staggat | 1-0 | 5th of March 2011 11:11:55 | (poker_holdem) | rated |
| 33646 | Nichols - Koslowski | 1-0 | 25th of October 2009 16:25:49 | (poker_holdem) | rated |
| 33648 | Koslowski - Boehme | 1-0 | 6th of March 2010 17:00:06 | (poker_holdem) | rated |
| 35053 | Koslowski - Pillon | 1-0 | 4th of February 2010 16:23:10 | (go) | rated |
| 35058 | Praz - Koslowski | 0-1 | 24th of March 2010 11:41:29 | (go) | rated |
| 35062 | Koslowski - Uzdin | 1-0 | 31st of March 2010 23:32:18 | (go) | rated |
| 35065 | Rambaldi - Koslowski | 1-0 | 13th of July 2010 10:24:28 | (go) | rated |
| 35067 | Koslowski - Suarez-Moreno | 1-0 | 29th of March 2010 22:40:41 | (go) | rated |
| 35068 | Tarassov - Koslowski | 0-1 | 11th of June 2010 20:35:38 | (go) | rated |
| 35440 | Repa - Koslowski | 1-0 | 7th of April 2010 09:37:32 | (poker_holdem) | rated |
| 35445 | Koslowski - Nichols | 0-1 | 12th of December 2009 16:50:42 | (poker_holdem) | rated |
| 35449 | Murray - Koslowski | 0-1 | 1st of November 2009 08:03:58 | (poker_holdem) | rated |
| 35453 | Koslowski - Barradas | 1-0 | 12th of November 2009 18:13:41 | (poker_holdem) | rated |
| 35454 | Lehnhoff - Koslowski | 0-1 | 2nd of April 2011 18:29:29 | (poker_holdem) | rated |
| 35455 | Koslowski - Gramajo | 1-0 | 5th of April 2010 10:08:05 | (poker_holdem) | rated |
| 37409 | Koslowski - Repa | 1-0 | 12th of December 2009 16:47:37 | (poker_holdem) | rated |
| 37414 | Sharland - Koslowski | 0-1 | 7th of November 2010 18:33:01 | (poker_holdem) | rated |
| 37418 | Koslowski - Nichols | 0-1 | 4th of January 2010 10:33:38 | (poker_holdem) | rated |
| 37421 | Lehnhoff - Koslowski | 0-1 | 29th of March 2011 23:20:11 | (poker_holdem) | rated |
| 37424 | Koslowski - Kreindl | 1-0 | 2nd of January 2010 09:20:43 | (poker_holdem) | rated |
| 37425 | Legrand - Koslowski | 1-0 | 23rd of January 2010 18:01:18 | (poker_holdem) | rated |
| 37490 | Koslowski - Gramajo | 1-0 | 10th of July 2010 07:54:22 | (poker_holdem) | rated |
| 37491 | Panov - Koslowski | 0-1 | 19th of September 2010 21:00:22 | (poker_holdem) | rated |
| 37492 | Koslowski - Bernal Varela | 0-1 | 17th of January 2010 17:10:25 | (poker_holdem) | rated |
| 37493 | Hakkinen - Koslowski | 0-1 | 22nd of January 2010 18:05:21 | (poker_holdem) | rated |
| 37494 | Koslowski - Zhidkov | 1-0 | 17th of December 2009 19:50:15 | (poker_holdem) | rated |
| 37495 | Holdt - Koslowski | 0-1 | 20th of June 2010 20:55:32 | (poker_holdem) | rated |
| 37702 | Lehnhoff - Koslowski | 1-0 | 13th of June 2010 15:08:11 | (poker_holdem) | rated |
| 37708 | Koslowski - Repa | 0-1 | 7th of April 2010 09:37:34 | (poker_holdem) | rated |
| 37709 | Walden - Koslowski | 1-0 | 1st of July 2010 10:09:58 | (poker_holdem) | rated |
| 37710 | Koslowski - Nichols | 0-1 | 12th of March 2010 12:21:16 | (poker_holdem) | rated |
| 37711 | Barradas - Koslowski | 0-1 | 12th of November 2010 01:18:56 | (poker_holdem) | rated |
| 37712 | Koslowski - Gramajo | 1-0 | 20th of April 2010 09:22:16 | (poker_holdem) | rated |
| 39559 | Koslowski - Metta | 0-1 | 30th of May 2010 09:14:09 | (go) | rated |
| 39564 | Pillon - Koslowski | 0-1 | 11th of July 2010 19:15:10 | (go) | rated |
| 39568 | Koslowski - Praz | 1-0 | 2nd of August 2010 13:36:54 | (go) | rated |
| 39571 | Suarez-Moreno - Koslowski | 0-1 | 9th of March 2010 09:47:26 | (go) | rated |
| 39574 | Koslowski - Uzdin | 1-0 | 30th of August 2010 23:42:32 | (go) | rated |
| 39575 | Guanter - Koslowski | 0-1 | 5th of November 2010 14:04:19 | (go) | rated |
| 42401 | Bleker - Koslowski | 1/2-1/2 | 6th of June 2010 14:59:41 | (chess) | rated |
| 42407 | Koslowski - Schmid | 1-0 | 1st of November 2010 22:17:20 | (chess) | rated |
| 42408 | Nichols - Koslowski | 1/2-1/2 | 7th of June 2010 09:19:21 | (chess) | rated |
| 42409 | Koslowski - Krakovsky | 1-0 | 15th of October 2010 12:44:42 | (chess) | rated |
| 42410 | Broniek - Koslowski | 1/2-1/2 | 25th of January 2011 10:02:36 | (chess) | rated |
| 42411 | Koslowski - Boehme | 1/2-1/2 | 24th of January 2011 16:15:35 | (chess) | rated |
| 45245 | Koslowski - Laghetti | 0-1 | 29th of December 2010 08:18:21 | (chess) | rated |
| 45252 | de Vassal - Koslowski | 1/2-1/2 | 26th of November 2010 14:39:50 | (chess) | rated |
| 45259 | Koslowski - Van Assche | 0-1 | 6th of November 2010 10:54:44 | (chess) | rated |
| 45260 | Boehme - Koslowski | 1/2-1/2 | 19th of November 2010 11:00:29 | (chess) | rated |
| 45261 | Koslowski - Fraczek | 1/2-1/2 | 17th of September 2010 18:01:15 | (chess) | rated |
| 45262 | Tsenkov - Koslowski | 1-0 | 2nd of August 2010 10:44:08 | (chess) | rated |
| 45263 | Koslowski - Broniek | 1/2-1/2 | 6th of November 2010 20:09:30 | (chess) | rated |
| 45264 | Fric - Koslowski | 1-0 | 27th of October 2010 08:43:54 | (chess) | rated |
| 45381 | Koslowski - Uzdin | 0-1 | 16th of November 2010 19:58:11 | (poker_holdem) | rated |
| 45386 | Boehme - Koslowski | 1-0 | 10th of October 2011 02:28:18 | (poker_holdem) | rated |
| 45391 | Koslowski - Block | 1-0 | 29th of August 2010 10:51:35 | (poker_holdem) | rated |
| 45392 | Krakovsky - Koslowski | 0-1 | 28th of April 2011 04:44:58 | (poker_holdem) | rated |
| 45393 | Koslowski - Csoma | 1-0 | 9th of November 2010 09:53:32 | (poker_holdem) | rated |
| 45394 | Szlamp - Koslowski | 1-0 | 26th of September 2011 10:55:50 | (poker_holdem) | rated |
| 45508 | Koslowski - Pillon | 0-1 | 2nd of March 2011 08:30:12 | (go) | rated |
| 45513 | Turlot - Koslowski | 1-0 | 12th of December 2010 08:57:23 | (go) | rated |
| 45517 | Koslowski - Tong | 0-1 | 27th of December 2010 11:46:20 | (go) | rated |
| 45520 | Kis-Kos - Koslowski | 0-1 | 13th of September 2010 08:45:31 | (go) | rated |
| 45523 | Koslowski - Kaminski | 1-0 | 6th of December 2010 10:29:07 | (go) | rated |
| 45524 | Rabasse - Koslowski | 0-1 | 30th of August 2010 22:52:13 | (go) | rated |
| 45998 | Carrizo - Koslowski | 0-1 | 7th of February 2011 10:11:07 | (big_chess) | rated |
| 46004 | Koslowski - Block | 1-0 | 28th of August 2010 22:52:27 | (big_chess) | rated |
| 46005 | Meli - Koslowski | 1-0 | 6th of January 2011 07:57:54 | (big_chess) | rated |
| 46006 | Koslowski - Konig | 1-0 | 14th of October 2010 09:48:17 | (big_chess) | rated |
| 46007 | Meraiya - Koslowski | 0-1 | 22nd of June 2011 08:00:57 | (big_chess) | rated |
| 46008 | Koslowski - Mamedov | 1-0 | 4th of September 2010 02:43:43 | (big_chess) | rated |
| 49819 | Pillon - Koslowski | 1-0 | 9th of June 2011 10:59:27 | (go) | rated |
| 49824 | Koslowski - Mariat | 1-0 | 16th of March 2011 21:08:58 | (go) | rated |
| 49828 | Praz - Koslowski | 0-1 | 24th of March 2011 00:13:27 | (go) | rated |
| 49831 | Koslowski - Lubeck | 1-0 | 3rd of January 2011 22:31:14 | (go) | rated |
| 49833 | Gosteli - Koslowski | 0-1 | 9th of April 2011 03:11:10 | (go) | rated |
| 49835 | Koslowski - Groves | 0-1 | 9th of April 2011 10:55:11 | (go) | rated |
| 50257 | Uzdin - Koslowski | 1-0 | 17th of December 2011 08:59:54 | (poker_holdem) | rated |
| 50262 | Koslowski - Repa | 0-1 | 3rd of January 2012 00:16:49 | (poker_holdem) | rated |
| 50266 | Barradas - Koslowski | 0-1 | 23rd of March 2011 13:40:30 | (poker_holdem) | rated |
| 50270 | Koslowski - Yarkov | 0-1 | 7th of June 2012 16:31:29 | (poker_holdem) | rated |
| 50271 | Toutaoui - Koslowski | 0-1 | 26th of December 2010 22:54:35 | (poker_holdem) | rated |
| 50272 | Koslowski - Russi Roman | 0-1 | 29th of January 2013 21:03:11 | (poker_holdem) | rated |
| 50388 | Kehayov - Koslowski | 1-0 | 21st of May 2011 17:11:19 | (poker_holdem) | rated |
| 50393 | Koslowski - Payzansky | 0-1 | 15th of October 2011 19:04:08 | (poker_holdem) | rated |
| 50397 | Khachaturov - Koslowski | 1-0 | 30th of August 2011 09:51:23 | (poker_holdem) | rated |
| 50401 | Koslowski - Fric | 1-0 | 30th of November 2011 14:36:06 | (poker_holdem) | rated |
| 50402 | Bernal Varela - Koslowski | 1-0 | 23rd of July 2011 19:53:51 | (poker_holdem) | rated |
| 50403 | Koslowski - Nichols | 1-0 | 28th of June 2011 10:15:13 | (poker_holdem) | rated |
| 54097 | Koslowski - Gazi | 1/2-1/2 | 11th of January 2012 18:20:12 | (chess) | rated |
| 54102 | Bleker - Koslowski | 1/2-1/2 | 8th of June 2011 13:30:44 | (chess) | rated |
| 54106 | Koslowski - Fraczek | 0-1 | 5th of September 2011 13:43:58 | (chess) | rated |
| 54109 | Hase - Koslowski | 1-0 | 5th of July 2011 07:50:30 | (chess) | rated |
| 54112 | Koslowski - Blinchevsky | 1/2-1/2 | 31st of May 2011 09:50:01 | (chess) | rated |
| 54113 | Archer - Koslowski | 1/2-1/2 | 29th of July 2011 08:06:17 | (chess) | rated |
| 54664 | Koslowski - Ruzin | 0-1 | 13th of September 2011 08:59:23 | (go) | rated |
| 54671 | Zeckarias - Koslowski | 1-0 | 22nd of July 2011 10:32:01 | (go) | rated |
| 54677 | Koslowski - Lehnhoff | 1-0 | 28th of January 2012 23:37:46 | (go) | rated |
| 54682 | Pillon - Koslowski | 0-1 | 27th of October 2011 09:55:17 | (go) | rated |
| 54687 | Koslowski - Groves | 0-1 | 13th of August 2011 10:47:25 | (go) | rated |
| 54688 | Xu - Koslowski | 0-1 | 9th of September 2011 17:08:11 | (go) | rated |
| 54689 | Koslowski - Praz | 0-1 | 7th of February 2012 10:47:02 | (go) | rated |
| 54690 | Blanloeil - Koslowski | 1-0 | 8th of September 2011 21:34:34 | (go) | rated |
| 54948 | Hase - Koslowski | 1-0 | 14th of June 2011 11:53:50 | (chess) | rated |
| 54954 | Koslowski - Legrand | 1/2-1/2 | 9th of July 2011 12:16:12 | (chess) | rated |
| 54955 | Broniek - Koslowski | 0-1 | 9th of June 2011 19:24:08 | (chess) | rated |
| 54956 | Koslowski - Kokoryukin | 1/2-1/2 | 22nd of June 2011 09:24:37 | (chess) | rated |
| 54957 | Bellegotti - Koslowski | 1/2-1/2 | 18th of July 2011 09:56:29 | (chess) | rated |
| 54958 | Koslowski - Jacon | 1-0 | 29th of May 2011 06:59:05 | (chess) | rated |
| 54992 | Uzdin - Koslowski | 1-0 | 11th of October 2012 13:24:32 | (poker_holdem) | rated |
| 54999 | Koslowski - Repa | 1-0 | 26th of September 2012 20:40:08 | (poker_holdem) | rated |
| 55005 | Sharland - Koslowski | 0-1 | 9th of December 2011 16:22:19 | (poker_holdem) | rated |
| 55011 | Koslowski - Bakhmatov | 1-0 | 12th of March 2012 13:22:30 | (poker_holdem) | rated |
| 55012 | Walden - Koslowski | 0-1 | 9th of May 2012 06:55:19 | (poker_holdem) | rated |
| 55013 | Koslowski - Taylor | 0-1 | 28th of November 2011 10:04:23 | (poker_holdem) | rated |
| 55014 | Barradas - Koslowski | 1-0 | 19th of October 2011 11:05:18 | (poker_holdem) | rated |
| 55015 | Koslowski - Ould Ahmed | 1-0 | 26th of March 2012 11:52:39 | (poker_holdem) | rated |
| 55405 | Kehayov - Koslowski | 0-1 | 28th of October 2011 00:54:27 | (poker_holdem) | rated |
| 55411 | Koslowski - Fric | 1-0 | 14th of November 2011 00:44:40 | (poker_holdem) | rated |
| 55412 | Segur - Koslowski | 0-1 | 1st of December 2012 11:25:52 | (poker_holdem) | rated |
| 55413 | Koslowski - Geguchadze | 1-0 | 21st of September 2011 10:35:25 | (poker_holdem) | rated |
| 55414 | Panov - Koslowski | 0-1 | 8th of January 2013 23:53:40 | (poker_holdem) | rated |
| 55415 | Koslowski - Geitlinger | 1-0 | 19th of May 2011 18:19:20 | (poker_holdem) | rated |
| 56302 | Lehnhoff - Koslowski | 0-1 | 10th of April 2012 17:19:48 | (go) | rated |
| 56307 | Koslowski - Brisson | 0-1 | 2nd of February 2012 10:22:21 | (go) | rated |
| 56311 | Pillon - Koslowski | 0-1 | 3rd of December 2011 15:20:45 | (go) | rated |
| 56315 | Koslowski - Groves | 0-1 | 21st of August 2011 08:58:08 | (go) | rated |
| 56316 | Huang - Koslowski | 1-0 | 7th of December 2011 10:57:57 | (go) | rated |
| 56317 | Koslowski - Turlot | 1-0 | 31st of May 2012 14:51:21 | (go) | rated |
| 63935 | Koslowski - Ioffe | 1-0 | 12th of January 2013 00:12:22 | (go) | rated |
| 63940 | de Vassal - Koslowski | 1-0 | 2nd of November 2012 19:43:33 | (go) | rated |
| 63945 | Koslowski - Mariat | 1-0 | 5th of December 2012 15:59:24 | (go) | rated |
| 63946 | Aahlad - Koslowski | 0-1 | 11th of April 2013 23:21:49 | (go) | rated |
| 63947 | Koslowski - Meier | 1-0 | 31st of October 2012 15:31:47 | (go) | rated |
| 63948 | Zeckarias - Koslowski | 0-1 | 24th of October 2012 12:49:14 | (go) | rated |
| 65633 | Bernal Varela - Koslowski | 1-0 | 10th of May 2012 19:40:06 | (poker_holdem) | rated |
| 65638 | Koslowski - Staggat | 1-0 | 14th of April 2013 16:45:20 | (poker_holdem) | rated |
| 65642 | Penner - Koslowski | 0-1 | 22nd of August 2012 13:58:14 | (poker_holdem) | rated |
| 65645 | Koslowski - Pichelin | 1-0 | 23rd of November 2013 11:31:16 | (poker_holdem) | rated |
| 65647 | Nichols - Koslowski | 0-1 | 15th of May 2012 17:38:56 | (poker_holdem) | rated |
| 65649 | Koslowski - Lehnhoff | 1-0 | 28th of October 2013 12:23:03 | (poker_holdem) | rated |
| 68424 | Lehnhoff - Koslowski | 0-1 | 11th of August 2013 13:55:55 | (go) | rated |
| 68425 | Koslowski - Lehnhoff | 0-1 | 22nd of August 2013 00:19:37 | (go) | rated |
| 68454 | Koslowski - Bernal Varela | 0-1 | 25th of January 2013 14:24:16 | (poker_holdem) | rated |
| 68459 | Fric - Koslowski | 0-1 | 29th of April 2013 21:22:50 | (poker_holdem) | rated |
| 68463 | Koslowski - Barradas | 1-0 | 24th of November 2012 09:49:38 | (poker_holdem) | rated |
| 68466 | Lehnhoff - Koslowski | 1-0 | 24th of October 2014 10:33:23 | (poker_holdem) | rated |
| 68468 | Koslowski - Pichelin | 1-0 | 19th of March 2015 10:27:29 | (poker_holdem) | rated |
| 68469 | Khachaturov - Koslowski | 0-1 | 27th of December 2013 23:36:15 | (poker_holdem) | rated |
| 69002 | Koslowski - Eldridge | 1/2-1/2 | 27th of November 2012 11:01:19 | (chess) | rated |
| 69009 | Lowrance - Koslowski | 1/2-1/2 | 23rd of December 2012 11:09:35 | (chess) | rated |
| 69015 | Koslowski - Sharland | 0-1 | 26th of May 2013 09:43:02 | (chess) | rated |
| 69020 | Simmelink - Koslowski | 1/2-1/2 | 20th of December 2012 08:14:39 | (chess) | rated |
| 69025 | Koslowski - Lopez | 1/2-1/2 | 17th of January 2013 23:40:33 | (chess) | rated |
| 69026 | Rogers - Koslowski | 1/2-1/2 | 16th of December 2012 19:54:59 | (chess) | rated |
| 69027 | Koslowski - Groves | 1/2-1/2 | 31st of December 2012 10:10:06 | (chess) | rated |
| 69028 | Basant - Koslowski | 0-1 | 27th of March 2013 09:36:07 | (chess) | rated |
| 69057 | Koslowski - Ruzin | 1-0 | 24th of April 2013 13:07:18 | (go) | rated |
| 69064 | Lehnhoff - Koslowski | 1-0 | 13th of December 2013 09:19:44 | (go) | rated |
| 69071 | Koslowski - Xu | 0-1 | 27th of April 2013 21:26:00 | (go) | rated |
| 69072 | Zeckarias - Koslowski | 1-0 | 4th of October 2013 08:53:53 | (go) | rated |
| 69073 | Koslowski - de Vassal | 1-0 | 20th of October 2013 23:49:41 | (go) | rated |
| 69074 | Ilie - Koslowski | 0-1 | 24th of October 2013 17:30:56 | (go) | rated |
| 69075 | Koslowski - Huang | 0-1 | 18th of September 2013 09:13:28 | (go) | rated |
| 69076 | Usan - Koslowski | 0-1 | 31st of August 2013 15:14:01 | (go) | rated |
| 69347 | Legrand - Koslowski | 1-0 | 21st of March 2013 17:10:00 | (poker_holdem) | rated |
| 69353 | Koslowski - Segur | 1-0 | 8th of August 2013 05:21:54 | (poker_holdem) | rated |
| 69354 | Melquiades - Koslowski | 0-1 | 9th of April 2013 09:25:34 | (poker_holdem) | rated |
| 69355 | Koslowski - Hakkinen | 1-0 | 9th of March 2013 09:14:38 | (poker_holdem) | rated |
| 69356 | Jabot - Koslowski | 0-1 | 6th of May 2013 21:06:52 | (poker_holdem) | rated |
| 69357 | Koslowski - Smith | 0-1 | 9th of June 2013 19:12:02 | (poker_holdem) | rated |
| 72691 | Payzansky - Koslowski | 1-0 | 16th of April 2015 08:15:48 | (poker_holdem) | rated |
| 72696 | Koslowski - Lehnhoff | 0-1 | 26th of November 2013 15:21:23 | (poker_holdem) | rated |
| 72700 | Bernal Varela - Koslowski | 1-0 | 20th of April 2014 10:10:12 | (poker_holdem) | rated |
| 72703 | Koslowski - Campanella | 0-1 | 14th of December 2013 02:51:05 | (poker_holdem) | rated |
| 72705 | Meli - Koslowski | 1-0 | 24th of December 2013 17:00:29 | (poker_holdem) | rated |
| 72707 | Koslowski - Kehayov | 1-0 | 28th of March 2014 05:20:06 | (poker_holdem) | rated |
| 73774 | Gray - Koslowski | 1/2-1/2 | 15th of October 2013 10:47:26 | (chess) | rated |
| 73780 | Koslowski - Antonov | 1/2-1/2 | 10th of August 2013 08:47:12 | (chess) | rated |
| 73781 | Clement - Koslowski | 1/2-1/2 | 30th of September 2013 22:35:06 | (chess) | rated |
| 73782 | Koslowski - Dineen | 1/2-1/2 | 2nd of September 2013 19:30:12 | (chess) | rated |
| 73783 | Bleker - Koslowski | 1/2-1/2 | 5th of September 2013 16:26:04 | (chess) | rated |
| 73784 | Koslowski - Soszynski | 1/2-1/2 | 6th of August 2013 08:50:42 | (chess) | rated |
| 75040 | Koslowski - Gray | 1/2-1/2 | 30th of September 2013 15:20:50 | (chess) | rated |
| 75043 | Kuhne - Koslowski | 1/2-1/2 | 16th of October 2013 08:50:23 | (chess) | rated |
| 75046 | Koslowski - Shapland | 1/2-1/2 | 26th of November 2013 18:27:12 | (chess) | rated |
| 75047 | Flores - Koslowski | 1/2-1/2 | 2nd of October 2013 03:54:47 | (chess) | rated |
| 79843 | Lehnhoff - Koslowski | 1-0 | 11th of November 2015 06:23:45 | (poker_holdem) | rated |
| 79849 | Koslowski - Bernal Varela | 0-1 | 13th of May 2014 16:30:27 | (poker_holdem) | rated |
| 79850 | Aahlad - Koslowski | 1-0 | 30th of November 2015 15:51:01 | (poker_holdem) | rated |
| 79851 | Koslowski - de Vassal | 0-1 | 30th of November 2015 15:51:09 | (poker_holdem) | rated |
| 79852 | Meli - Koslowski | 1-0 | 14th of July 2014 15:49:52 | (poker_holdem) | rated |
| 79853 | Koslowski - Barradas | 1-0 | 25th of July 2015 08:04:13 | (poker_holdem) | rated |
| 79974 | Koslowski - Bernal Varela | 0-1 | 6th of November 2014 16:30:31 | (poker_holdem) | rated |
| 79979 | Aahlad - Koslowski | 1-0 | 30th of November 2015 15:51:17 | (poker_holdem) | rated |
| 79984 | Koslowski - Williams | 0-1 | 30th of November 2015 15:51:24 | (poker_holdem) | rated |
| 79985 | Russi Roman - Koslowski | 1-0 | 30th of November 2015 15:51:31 | (poker_holdem) | rated |
| 79986 | Koslowski - Jimenez Alban | 1-0 | 23rd of March 2015 02:50:50 | (poker_holdem) | rated |
| 79987 | O Brien - Koslowski | 0-1 | 27th of May 2015 07:20:32 | (poker_holdem) | rated |
| 80644 | Koslowski - Kuhne | 1/2-1/2 | 11th of August 2014 10:06:19 | (chess) | rated |
| 80649 | Simmelink - Koslowski | 1/2-1/2 | 13th of August 2014 09:33:01 | (chess) | rated |
| 80653 | Koslowski - Proietti | 1/2-1/2 | 1st of November 2014 08:34:34 | (chess) | rated |
| 80656 | Markus - Koslowski | 1/2-1/2 | 18th of August 2014 13:00:20 | (chess) | rated |
| 80659 | Koslowski - Schmid | 1/2-1/2 | 24th of September 2014 16:08:06 | (chess) | rated |
| 80660 | Soszynski - Koslowski | 1/2-1/2 | 2nd of August 2014 09:39:17 | (chess) | rated |
| 83177 | Koslowski - Demchenko | 1/2-1/2 | 26th of December 2014 09:44:07 | (chess) | rated |
| 83182 | Plant - Koslowski | 1/2-1/2 | 1st of March 2015 11:02:47 | (chess) | rated |
| 83187 | Koslowski - Schmid | 1-0 | 3rd of September 2015 11:00:33 | (chess) | rated |
| 83188 | Gazi - Koslowski | 1/2-1/2 | 5th of January 2015 17:15:49 | (chess) | rated |
| 83189 | Koslowski - Murray | 1-0 | 14th of January 2015 16:58:40 | (chess) | rated |
| 83190 | Fric - Koslowski | 1/2-1/2 | 8th of February 2015 20:02:20 | (chess) | rated |
| 86482 | Koslowski - Legrand | 0-1 | 30th of November 2015 15:51:42 | (poker_holdem) | rated |
| 86487 | Khachaturov - Koslowski | 1-0 | 30th of November 2015 15:51:54 | (poker_holdem) | rated |
| 86491 | Koslowski - Payzansky | 0-1 | 27th of November 2015 19:45:33 | (poker_holdem) | rated |
| 86494 | de Vassal - Koslowski | 1-0 | 24th of November 2015 19:25:51 | (poker_holdem) | rated |
| 86497 | Koslowski - Boehme | 0-1 | 30th of November 2015 15:52:04 | (poker_holdem) | rated |
| 86498 | Dotti Contra - Koslowski | 1-0 | 25th of November 2015 19:38:55 | (poker_holdem) | rated |
| 92422 | Koslowski - Schmid | 0-1 | 14th of June 2016 22:49:55 | (chess) | rated |
| 92427 | Legrand - Koslowski | 1-0 | 15th of June 2016 10:53:02 | (chess) | rated |
| 92431 | Koslowski - Simal Moreira | 0-1 | 14th of June 2016 22:49:55 | (chess) | rated |
| 92434 | Larwinski - Koslowski | 1-0 | 16th of June 2016 11:01:45 | (chess) | rated |
| 92437 | Koslowski - Gazi | 0-1 | 14th of June 2016 22:49:55 | (chess) | rated |
| 92438 | Denisov - Koslowski | 1-0 | 25th of June 2016 23:50:10 | (chess) | rated |
| 124385 | Haachizo - Koslowski | 0-1 | 23rd of June 2020 23:09:36 | (chess) | rated |
| 124390 | Koslowski - Koudelka | 1-0 | 17th of September 2020 03:06:43 | (chess) | rated |
| 124394 | Michaud - Koslowski | 1/2-1/2 | 14th of June 2020 15:28:56 | (chess) | rated |
| 124398 | Koslowski - Faust | 1-0 | 27th of August 2020 16:02:04 | (chess) | rated |
| 124399 | Kuliy - Koslowski | 0-1 | 23rd of August 2020 10:30:55 | (chess) | rated |
| 124400 | Koslowski - Cleto Junior | 1/2-1/2 | 4th of August 2020 20:37:47 | (chess) | rated |
| 125318 | Koslowski - Rodriguez Perez | 1/2-1/2 | 18th of November 2020 10:40:32 | (chess) | rated |
| 125323 | Yarkov - Koslowski | 0-1 | 10th of November 2020 02:03:27 | (chess) | rated |
| 125328 | Koslowski - Slawomir | 1/2-1/2 | 14th of August 2020 18:32:39 | (chess) | rated |
| 125329 | van Dijk - Koslowski | 1/2-1/2 | 17th of November 2020 18:45:22 | (chess) | rated |
| 125330 | Koslowski - Cesbron | 1/2-1/2 | 9th of October 2020 09:52:25 | (chess) | rated |
| 125331 | Vasquez - Koslowski | 0-1 | 8th of February 2021 15:06:39 | (chess) | rated |
| 127283 | Gray - Koslowski | 1/2-1/2 | 30th of December 2020 15:22:39 | (chess) | rated |
| 127290 | Koslowski - Lubas | 1/2-1/2 | 23rd of December 2020 16:52:03 | (chess) | rated |
| 127296 | Parmet - Koslowski | 1/2-1/2 | 30th of December 2020 15:23:14 | (chess) | rated |
| 127301 | Koslowski - Koivuniemi | 1/2-1/2 | 3rd of March 2021 10:33:53 | (chess) | rated |
| 127305 | Aahlad - Koslowski | 1/2-1/2 | 3rd of February 2021 17:45:29 | (chess) | rated |
| 127308 | Koslowski - Gounant | 1/2-1/2 | 27th of February 2021 08:53:26 | (chess) | rated |
| 127310 | Robin - Koslowski | 1/2-1/2 | 24th of January 2021 16:46:11 | (chess) | rated |
| 127312 | Koslowski - van Dijk | 1-0 | 9th of April 2021 17:34:09 | (chess) | rated |
| 129322 | Hybl - Koslowski | 1/2-1/2 | 7th of July 2021 12:18:29 | (chess) | rated |
| 129326 | Koslowski - Dimitrov | 1-0 | 5th of July 2021 16:31:40 | (chess) | rated |
| 129327 | Mach - Koslowski | 0-1 | 15th of July 2021 22:32:08 | (chess) | rated |
| 129328 | Koslowski - Pech | 1-0 | 3rd of July 2021 12:34:55 | (chess) | rated |
| 131338 | Koslowski - Walton | 1/2-1/2 | 3rd of November 2021 04:18:44 | (chess) | rated |
| 131347 | Schroeder - Koslowski | 1/2-1/2 | 21st of July 2021 15:26:17 | (chess) | rated |
| 131355 | Koslowski - Cirulis | 1/2-1/2 | 24th of October 2021 12:48:16 | (chess) | rated |
| 131362 | Sorbi - Koslowski | 1/2-1/2 | 5th of September 2021 16:24:55 | (chess) | rated |
| 131369 | Koslowski - Jabot | 1/2-1/2 | 20th of October 2021 09:04:09 | (chess) | rated |
| 131370 | Moreira - Koslowski | 1/2-1/2 | 5th of August 2021 17:45:28 | (chess) | rated |
| 131371 | Koslowski - Duttagupta | 1/2-1/2 | 18th of September 2021 15:18:30 | (chess) | rated |
| 131372 | van Dijk - Koslowski | 1/2-1/2 | 24th of September 2021 18:37:48 | (chess) | rated |
| 131373 | Koslowski - Flores | 1/2-1/2 | 24th of October 2021 16:34:16 | (chess) | rated |
| 131374 | Vasquez - Koslowski | 1/2-1/2 | 20th of January 2022 09:20:29 | (chess) | rated |
| 131507 | Fric - Koslowski | 1/2-1/2 | 4th of November 2021 19:53:00 | (chess) | rated |
| 131512 | Koslowski - Walton | 1/2-1/2 | 6th of September 2021 19:45:51 | (chess) | rated |
| 131516 | Schroeder - Koslowski | 1/2-1/2 | 5th of September 2021 16:45:45 | (chess) | rated |
| 131520 | Koslowski - Aahlad | 1/2-1/2 | 6th of August 2021 13:00:16 | (chess) | rated |
| 131521 | Romano - Koslowski | 1/2-1/2 | 22nd of July 2021 07:50:05 | (chess) | rated |
| 131522 | Koslowski - Pech | 1-0 | 3rd of December 2021 22:42:11 | (chess) | rated |
| 132369 | Koslowski - Bernal Varela | 1/2-1/2 | 20th of October 2021 09:05:28 | (chess) | rated |
| 132395 | Ortiz - Koslowski | 1/2-1/2 | 26th of January 2022 15:16:06 | (chess) | rated |
| 132420 | Koslowski - Wosch | 1/2-1/2 | 10th of March 2022 13:30:35 | (chess) | rated |
| 132444 | B. Oliveira - Koslowski | 1/2-1/2 | 21st of February 2022 11:24:47 | (chess) | rated |
| 132467 | Koslowski - Fric | 1/2-1/2 | 1st of December 2021 14:31:19 | (chess) | rated |
| 132489 | Kireev - Koslowski | 1-0 | 8th of November 2021 17:01:14 | (chess) | rated |
| 132510 | Koslowski - Gray | 1/2-1/2 | 28th of November 2021 19:19:13 | (chess) | rated |
| 132530 | Massimini Gerbino - Koslowski | 1/2-1/2 | 23rd of December 2021 17:39:32 | (chess) | rated |
| 132549 | Koslowski - Kosic | 1/2-1/2 | 12th of April 2022 13:11:43 | (chess) | rated |
| 132567 | Helmer - Koslowski | 1/2-1/2 | 13th of November 2021 18:27:48 | (chess) | rated |
| 132585 | Koslowski - Grammatica | 1/2-1/2 | 23rd of October 2021 18:49:13 | (chess) | rated |
| 132586 | Schroeder - Koslowski | 1/2-1/2 | 24th of October 2021 12:24:11 | (chess) | rated |
| 132587 | Koslowski - Sorbi | 1/2-1/2 | 27th of December 2021 15:30:18 | (chess) | rated |
| 132588 | Perevozchikov - Koslowski | 1/2-1/2 | 20th of January 2022 09:20:22 | (chess) | rated |
| 132589 | Koslowski - Moreira | 1-0 | 28th of October 2021 16:31:58 | (chess) | rated |
| 132590 | van Dijk - Koslowski | 1/2-1/2 | 24th of February 2022 09:06:45 | (chess) | rated |
| 132591 | Koslowski - Ligon | 1/2-1/2 | 4th of November 2021 15:46:45 | (chess) | rated |
| 132592 | Orlov - Koslowski | 1/2-1/2 | 21st of December 2021 09:46:40 | (chess) | rated |
| 132593 | Koslowski - Wiaderek | 1/2-1/2 | 29th of November 2021 14:26:38 | (chess) | rated |
| 132594 | Vasquez - Koslowski | 1/2-1/2 | 18th of December 2021 18:37:55 | (chess) | rated |
| 132595 | Koslowski - Knittel | 1-0 | 29th of November 2021 19:05:21 | (chess) | rated |
| 132596 | Denisov - Koslowski | 1-0 | 19th of December 2021 14:52:57 | (chess) | rated |
| 132597 | Koslowski - Ziegler | 1/2-1/2 | 8th of November 2021 16:39:21 | (chess) | rated |
| 132598 | Cleto Junior - Koslowski | 1/2-1/2 | 1st of December 2021 14:19:32 | (chess) | rated |
| 132599 | Koslowski - DeBonis | 1/2-1/2 | 28th of October 2021 16:11:43 | (chess) | rated |
| 132600 | Tabudlong - Koslowski | 1/2-1/2 | 9th of November 2021 03:02:39 | (chess) | rated |
| 132601 | Koslowski - Osborn | 1/2-1/2 | 28th of November 2021 11:34:37 | (chess) | rated |