| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. Nunn vs M Marin |
 | ½-½ | 22 |
1988 |
Thessaloniki olm | C82 Ruy Lopez, Open |
| 27. M Marin vs Uhlmann |
| ½-½ | 50 |
1988 |
Dresden | E92 King's Indian |
| 28. M Marin vs Jiangchuan |
| ½-½ | 34 |
1988 |
Thessaloniki olm | E97 King's Indian |
| 29. Romanishin vs M Marin |
| ½-½ | 26 |
1988 |
Dresden 46/434 | C80 Ruy Lopez, Open |
| 30. V Stoica vs M Marin |
| 0-1 | 45 |
1988 |
Eforie | C80 Ruy Lopez, Open |
| 31. M Marin vs V Inkiov |
| ½-½ | 16 |
1989 |
Haifa | E43 Nimzo-Indian, Fischer Variation |
| 32. B M Itzhak vs M Marin |
| 0-1 | 51 |
1989 |
EU-chT (Men) | A49 King's Indian, Fianchetto without c4 |
| 33. M Marin vs K Allen |
| 1-0 | 34 |
1989 |
EU-chT (Men) | D87 Grunfeld, Exchange |
| 34. M Marin vs Psakhis |
| 0-1 | 42 |
1989 |
Tallinn | E32 Nimzo-Indian, Classical |
| 35. M Marin vs S Kindermann |
| ½-½ | 29 |
1989 |
EU-chT (Men) | D86 Grunfeld, Exchange |
| 36. V Liberzon vs M Marin |
| ½-½ | 53 |
1989 |
EU-chT (Men) | C80 Ruy Lopez, Open |
| 37. M Marin vs G Timoshenko |
| ½-½ | 68 |
1989 |
Tallinn | A87 Dutch, Leningrad, Main Variation |
| 38. Gelfand vs M Marin |
| 1-0 | 42 |
1989 |
P.Keres memorial | E94 King's Indian, Orthodox |
| 39. B Lalic vs M Marin |
| ½-½ | 80 |
1989 |
EU-chT (Men) | A57 Benko Gambit |
| 40. Blatny vs M Marin |
 | 0-1 | 39 |
1989 |
Haifa ETC | A04 Reti Opening |
| 41. M Marin vs B Ostenstad |
| ½-½ | 37 |
1989 |
EU-chT (Men) | D87 Grunfeld, Exchange |
| 42. Hector vs M Marin |
| ½-½ | 45 |
1989 |
EU-chT (Men) | C44 King's Pawn Game |
| 43. M Marin vs V Spassov |
| ½-½ | 60 |
1990 |
Manila izt | E81 King's Indian, Samisch |
| 44. Wojtkiewicz vs M Marin |
| ½-½ | 38 |
1990 |
Stara Zagora 49/695 | E66 King's Indian, Fianchetto, Yugoslav Panno |
| 45. M Marin vs Lautier |
| ½-½ | 46 |
1990 |
Manila | E25 Nimzo-Indian, Samisch |
| 46. M Marin vs Shirov |
| ½-½ | 34 |
1990 |
Izt | D47 Queen's Gambit Declined Semi-Slav |
| 47. M Marin vs T O'Donnell |
| ½-½ | 61 |
1990 |
Novi Sad Olympiad | D48 Queen's Gambit Declined Semi-Slav, Meran |
| 48. P Popovic vs M Marin |
| ½-½ | 25 |
1990 |
Manila izt | C80 Ruy Lopez, Open |
| 49. Vaganian vs M Marin |
| ½-½ | 46 |
1990 |
Manila izt | E97 King's Indian |
| 50. M Marin vs Ermenkov |
| ½-½ | 17 |
1990 |
Balkaniad | A41 Queen's Pawn Game (with ...d6) |