| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 26. S Iermito vs G Mahia |
| ½-½ | 47 |
2008 |
Semi Arg Bs. As. | B05 Alekhine's Defense, Modern |
| 27. G Mahia vs D Flores |
| ½-½ | 58 |
2008 |
Argentine Championship | B41 Sicilian, Kan |
| 28. A Rodriguez vs G Mahia |
| 1-0 | 28 |
2008 |
Magistral Internacional Ruibal | C02 French, Advance |
| 29. D Flores vs G Mahia |
| 1-0 | 43 |
2008 |
Semi Arg Bs. As. | A28 English |
| 30. C Luconi vs G Mahia |
| 0-1 | 35 |
2008 |
Argentine Championship | A80 Dutch |
| 31. C Garcia-Palermo vs G Mahia |
| 1-0 | 50 |
2008 |
Magistral Internacional Ruibal | E70 King's Indian |
| 32. G Mahia vs T Gibson |
| 1-0 | 55 |
2008 |
Semi Arg Bs. As. | D17 Queen's Gambit Declined Slav |
| 33. E Real de Azua vs G Mahia |
 | 1-0 | 48 |
2008 |
Argentine Championship | C07 French, Tarrasch |
| 34. L Liascovich vs G Mahia |
| ½-½ | 12 |
2008 |
Argentine Championship | D58 Queen's Gambit Declined, Tartakower (Makagonov-Bondarevsky) Syst |
| 35. G Mahia vs Larsen |
 | 1-0 | 32 |
2008 |
Magistral Internacional Ruibal | A44 Old Benoni Defense |
| 36. G Mahia vs S Alonso |
| ½-½ | 62 |
2008 |
Semi Arg Bs. As. | D11 Queen's Gambit Declined Slav |
| 37. G Mahia vs F Peralta |
| ½-½ | 36 |
2008 |
Argentine Championship | B08 Pirc, Classical |
| 38. G Mahia vs D Lemos |
| 0-1 | 39 |
2008 |
Magistral Internacional Ruibal | A45 Queen's Pawn Game |
| 39. Julian Sapienza vs G Mahia |
| 0-1 | 45 |
2008 |
Semi Arg Bs. As. | B40 Sicilian |
| 40. G Mahia vs F Salguero |
 | 1-0 | 50 |
2008 |
Argentine Championship | B45 Sicilian, Taimanov |
| 41. G Mahia vs S Alonso |
| ½-½ | 35 |
2008 |
Argentine Championship | D10 Queen's Gambit Declined Slav |
| 42. S Mareco vs G Mahia |
| 1-0 | 47 |
2008 |
Magistral Internacional Ruibal | E92 King's Indian |
| 43. S Mareco vs G Mahia |
| 0-1 | 41 |
2008 |
Semi Arg Bs. As. | E59 Nimzo-Indian, 4.e3, Main line |
| 44. G Mahia vs D Lemos |
| ½-½ | 77 |
2008 |
Argentine Championship | C12 French, McCutcheon |
| 45. D Contin vs G Mahia |
| ½-½ | 15 |
2008 |
Magistral Internacional Ruibal | A30 English, Symmetrical |
| 46. L Liascovich vs G Mahia |
| ½-½ | 12 |
2008 |
Semi Arg Bs. As. | D91 Grunfeld, 5.Bg5 |
| 47. P Ricardi vs G Mahia |
| 1-0 | 44 |
2008 |
Argentine Championship | E00 Queen's Pawn Game |
| 48. G Mahia vs D Valerga |
| 0-1 | 33 |
2008 |
Magistral Internacional Ruibal | A45 Queen's Pawn Game |
| 49. G Mahia vs H Perelman |
| 1-0 | 43 |
2008 |
Semi Arg Bs. As. | C41 Philidor Defense |
| 50. D Valerga vs G Mahia |
| 1-0 | 66 |
2008 |
Argentine Championship | C67 Ruy Lopez |