| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 201. A Szieberth vs M Orso |
| 1-0 | 56 | 2000 | Budapest FS04 IM-A | B43 Sicilian, Kan, 5.Nc3 |
| 202. M Orso vs U Atakisi |
| ½-½ | 57 | 2000 | Budapest FS04 IM-A | D03 Torre Attack (Tartakower Variation) |
| 203. P Froehlich vs M Orso |
| ½-½ | 32 | 2000 | Budapest FS04 IM-A | A17 English |
| 204. M Orso vs L Eperjesi |
| ½-½ | 11 | 2000 | Budapest FS04 IM-A | E92 King's Indian |
| 205. M Orso vs G Kallai |
| ½-½ | 48 | 2000 | Hungarian Chess Championship | B12 Caro-Kann Defense |
| 206. G Kallai vs M Orso |
| 1-0 | 33 | 2000 | Hungarian Chess Championship | D37 Queen's Gambit Declined |
| 207. M Orso vs I Lorincz |
| 1-0 | 41 | 2000 | Budapest FS10 IM-B | B12 Caro-Kann Defense |
| 208. Z Nemeth vs M Orso |
| ½-½ | 11 | 2000 | Budapest FS10 IM-B | D45 Queen's Gambit Declined Semi-Slav |
| 209. M Orso vs C Berczes |
| ½-½ | 51 | 2000 | Budapest FS10 IM-B | E97 King's Indian |
| 210. J Dudas vs M Orso |
| ½-½ | 12 | 2000 | Budapest FS10 IM-B | D14 Queen's Gambit Declined Slav, Exchange Variation |
| 211. M Orso vs G Bordas |
| 0-1 | 32 | 2000 | Budapest FS10 IM-B | B00 Uncommon King's Pawn Opening |
| 212. D E Vigorito vs M Orso |
| 0-1 | 31 | 2000 | Budapest FS10 IM-B | D18 Queen's Gambit Declined Slav, Dutch |
| 213. M Orso vs W Koster |
| 1-0 | 46 | 2000 | Budapest FS10 IM-B | A48 King's Indian |
| 214. V Rajlich vs M Orso |
| 0-1 | 47 | 2000 | Budapest FS10 IM-B | B42 Sicilian, Kan |
| 215. M Orso vs H Lehtinen |
| 1-0 | 40 | 2000 | Budapest FS10 IM-B | A40 Queen's Pawn Game |
| 216. R Galindo vs M Orso |
| ½-½ | 13 | 2000 | Budapest FS10 IM-B | A06 Reti Opening |
| 217. M Orso vs I Somogyi |
| ½-½ | 39 | 2001 | Elekes Memorial IM | B40 Sicilian |
| 218. S Wang vs M Orso |
 | 1-0 | 68 | 2001 | Elekes Memorial IM | B96 Sicilian, Najdorf |
| 219. M Orso vs P Petran |
| ½-½ | 12 | 2001 | Elekes Memorial IM | E15 Queen's Indian |
| 220. M Galyas vs M Orso |
| ½-½ | 50 | 2001 | Elekes Memorial IM | A73 Benoni, Classical, 9.O-O |
| 221. M Orso vs G Jamrich |
| 0-1 | 67 | 2001 | Elekes Memorial IM | A57 Benko Gambit |
| 222. M Orso vs J Orso |
| 0-1 | 23 | 2001 | Elekes Memorial IM | E32 Nimzo-Indian, Classical |
| 223. N Medvegy vs M Orso |
| 0-1 | 34 | 2001 | Elekes Memorial IM | B80 Sicilian, Scheveningen |
| 224. M Orso vs M Yu |
| ½-½ | 59 | 2001 | Elekes Memorial IM | A43 Old Benoni |
| 225. I Lorincz vs M Orso |
| ½-½ | 106 | 2001 | Elekes Memorial IM | E11 Bogo-Indian Defense |
Kibitzing
