Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. T Oral vs H Mas |
| 1-0 | 36 | 1999 | Saintly Cup | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
27. H Mas vs Benjamin |
| ½-½ | 32 | 1999 | Saintly Cup | B06 Robatsch |
28. I Rogers vs H Mas |
| 0-1 | 71 | 1999 | Saintly Cup | A41 Queen's Pawn Game (with ...d6) |
29. H Mas vs G West |
| ½-½ | 47 | 1999 | Saintly Cup | B01 Scandinavian |
30. H Mas vs Z Zhang |
| 0-1 | 45 | 1999 | Saintly Cup | B21 Sicilian, 2.f4 and 2.d4 |
31. M Roeder vs H Mas |
| 0-1 | 31 | 1999 | Saintly Cup | E92 King's Indian |
32. H Mas vs A Wohl |
| 0-1 | 53 | 1999 | Saintly Cup | B03 Alekhine's Defense |
33. S J Solomon vs H Mas |
| 1-0 | 32 | 1999 | Saintly Cup | B98 Sicilian, Najdorf |
34. Zaw Oo vs H Mas |
| 1-0 | 70 | 1999 | Yangon | B90 Sicilian, Najdorf |
35. H Mas vs M Aung Hlaing |
| ½-½ | 59 | 1999 | Yangon | B21 Sicilian, 2.f4 and 2.d4 |
36. J Ye vs H Mas |
| 1-0 | 57 | 1999 | Yangon | B50 Sicilian |
37. H Mas vs Thein Dan Oo |
| 1-0 | 18 | 1999 | Yangon | B21 Sicilian, 2.f4 and 2.d4 |
38. Moun Moun Latt vs H Mas |
 | 1-0 | 22 | 1999 | Yangon | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
39. H Mas vs Htun Lynn Kyaw |
| 1-0 | 32 | 1999 | Yangon | A00 Uncommon Opening |
40. V Sunthornpongsathorn vs H Mas |
| ½-½ | 13 | 1999 | Yangon | A41 Queen's Pawn Game (with ...d6) |
41. H Mas vs Khin Than |
| ½-½ | 29 | 1999 | Yangon | C05 French, Tarrasch |
42. Wynn Zaw Htun vs H Mas |
| 0-1 | 26 | 1999 | Yangon | A41 Queen's Pawn Game (with ...d6) |
43. H Mas vs O Ganbold |
| ½-½ | 31 | 1999 | Yangon | C69 Ruy Lopez, Exchange, Gligoric Variation |
44. M Al-Modiahki vs H Mas |
| ½-½ | 48 | 1999 | Yangon | B23 Sicilian, Closed |
45. H Mas vs Khin Thaung |
| ½-½ | 15 | 1999 | Yangon | A00 Uncommon Opening |
46. Than Soe Aung vs H Mas |
| 0-1 | 39 | 1999 | Yangon | A41 Queen's Pawn Game (with ...d6) |
47. H Mas vs J Liang |
| ½-½ | 12 | 1999 | Yangon | B21 Sicilian, 2.f4 and 2.d4 |
48. Sasikiran vs H Mas |
| 0-1 | 52 | 1999 | Asia-ch U20 | E92 King's Indian |
49. R Antonio vs H Mas |
| 1-0 | 28 | 1999 | Asian Team Championship | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
50. J Isaev vs H Mas |
| 1-0 | 26 | 1999 | Asian Team Championship | B92 Sicilian, Najdorf, Opocensky Variation |