| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 226. Vasiukov vs M Usachy |
| 1-0 | 23 | 2001 | World Seniors | C50 Giuoco Piano |
| 227. E Bebchuk vs M Usachy |
| 1-0 | 27 | 2001 | World Seniors | B90 Sicilian, Najdorf |
| 228. S Tatai vs M Usachy |
 | 1-0 | 40 | 2001 | World Seniors | C98 Ruy Lopez, Closed, Chigorin |
| 229. M Drobinski vs M Usachy |
| ½-½ | 22 | 2002 | Bad Zwesten Open | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 230. M Usachy vs A Knickel |
| 1-0 | 26 | 2002 | Bad Zwesten Open | D52 Queen's Gambit Declined |
| 231. J Niemers vs M Usachy |
| ½-½ | 55 | 2002 | Bad Zwesten Open | C91 Ruy Lopez, Closed |
| 232. M Usachy vs I Ruetten |
| ½-½ | 51 | 2002 | Bad Zwesten Open | E15 Queen's Indian |
| 233. J Marth vs M Usachy |
| 1-0 | 36 | 2002 | Bad Zwesten Open | C77 Ruy Lopez |
| 234. M Usachy vs T Rohde |
| 0-1 | 42 | 2002 | Bad Zwesten Open | A70 Benoni, Classical with 7.Nf3 |
| 235. M Usachy vs G Beyersdorf |
| 1-0 | 64 | 2002 | Bad Zwesten Open | D32 Queen's Gambit Declined, Tarrasch |
| 236. G Geisser vs M Usachy |
| 0-1 | 49 | 2002 | Bad Zwesten Open | C50 Giuoco Piano |
| 237. M Usachy vs P Dec |
| 1-0 | 33 | 2002 | Bad Zwesten Open | A53 Old Indian |
| 238. B Khanukov vs M Usachy |
| 1-0 | 54 | 2005 | GER-ch Seniors-A 17th | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 239. H Price vs M Usachy |
| 0-1 | 22 | 2005 | World Seniors Championship | A03 Bird's Opening |
| 240. M Usachy vs A Shestoperov |
| 0-1 | 28 | 2005 | World Seniors Championship | E60 King's Indian Defense |
| 241. V Luecke vs M Usachy |
| 0-1 | 47 | 2005 | World Seniors Championship | A06 Reti Opening |
| 242. M Usachy vs O Jakobsen |
| 0-1 | 82 | 2005 | World Seniors Championship | A46 Queen's Pawn Game |
| 243. V Krasevec vs M Usachy |
| ½-½ | 18 | 2005 | World Seniors Championship | D37 Queen's Gambit Declined |
| 244. M Usachy vs I Rosenfeld |
| 1-0 | 61 | 2005 | World Seniors Championship | D52 Queen's Gambit Declined |
| 245. J Ljubarskij vs M Usachy |
| ½-½ | 56 | 2005 | World Seniors Championship | B30 Sicilian |
| 246. M Usachy vs F Cavatorta |
| 1-0 | 35 | 2005 | World Seniors Championship | B09 Pirc, Austrian Attack |
| 247. C Barlocco vs M Usachy |
 | ½-½ | 54 | 2005 | World Seniors Championship | D10 Queen's Gambit Declined Slav |
| 248. M Usachy vs G Laco |
| ½-½ | 50 | 2005 | World Seniors Championship | A40 Queen's Pawn Game |
| 249. I Asmundsson vs M Usachy |
| ½-½ | 50 | 2005 | World Seniors Championship | A02 Bird's Opening |
Kibitzing
