| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. K Pytel vs M Pein |
| 1-0 | 27 | 1980 | Benedictine Open | D70 Neo-Grunfeld Defense |
| 27. M Pein vs L Gutman |
| 1-0 | 39 | 1980 | Benedictine Open | D86 Grunfeld, Exchange |
| 28. Sax vs M Pein |
| 1-0 | 33 | 1980 | Benedictine Open | B09 Pirc, Austrian Attack |
| 29. M Pein vs S Jackson |
| 0-1 | 50 | 1981 | ARC Young Masters | E56 Nimzo-Indian, 4.e3, Main line with 7...Nc6 |
| 30. G Lane vs M Pein |
| 0-1 | 39 | 1981 | ARC Young Masters | A07 King's Indian Attack |
| 31. M Pein vs P Cunningham |
| 1-0 | 36 | 1981 | ARC Young Masters | D37 Queen's Gambit Declined |
| 32. B A Jacobs vs M Pein |
| 0-1 | 36 | 1981 | ARC Young Masters | B00 Uncommon King's Pawn Opening |
| 33. M Pein vs J B Hall |
| 0-1 | 49 | 1981 | ARC Young Masters | E97 King's Indian |
| 34. B Wiklund vs M Pein |
| 0-1 | 46 | 1981 | Lewisham International | B08 Pirc, Classical |
| 35. K Berg vs M Pein |
| ½-½ | 16 | 1981 | Lewisham International | A49 King's Indian, Fianchetto without c4 |
| 36. M Pein vs H Erdogan |
| ½-½ | 35 | 1981 | Lewisham International | D43 Queen's Gambit Declined Semi-Slav |
| 37. M Pein vs D E Rumens |
| ½-½ | 42 | 1981 | Lewisham International | A04 Reti Opening |
| 38. R Hartoch vs M Pein |
| ½-½ | 25 | 1981 | Lewisham International | A07 King's Indian Attack |
| 39. M Pein vs Fedorowicz |
| 0-1 | 37 | 1981 | Lewisham International | E13 Queen's Indian, 4.Nc3, Main line |
| 40. M Fette vs M Pein |
| ½-½ | 31 | 1981 | Lewisham International | B09 Pirc, Austrian Attack |
| 41. M Pein vs I Gelfer |
| 0-1 | 45 | 1981 | Lewisham International | E13 Queen's Indian, 4.Nc3, Main line |
| 42. M Pein vs C N J Rose |
| 1-0 | 36 | 1981 | Lewisham International | A79 Benoni, Classical, 11.f3 |
| 43. R Holmes vs M Pein |
| 0-1 | 36 | 1982 | 5th Manchester Benedictine Open | B00 Uncommon King's Pawn Opening |
| 44. M Pein vs Forintos |
| 0-1 | 42 | 1982 | 5th Manchester Benedictine Open | A34 English, Symmetrical |
| 45. D King vs M Pein |
| 0-1 | 42 | 1982 | 5th Manchester Benedictine Open | B08 Pirc, Classical |
| 46. M Pein vs O Popovych |
| 0-1 | 63 | 1982 | 5th Manchester Benedictine Open | A58 Benko Gambit |
| 47. A Sznapik vs M Pein |
| 1-0 | 42 | 1982 | 5th Manchester Benedictine Open | B09 Pirc, Austrian Attack |
| 48. N R Oliver vs M Pein |
| 1-0 | 31 | 1982 | Lewisham International | B07 Pirc |
| 49. J Gallagher vs M Pein |
| 1-0 | 41 | 1982 | Lewisham International | B08 Pirc, Classical |
| 50. F Trois vs M Pein |
| ½-½ | 46 | 1982 | Lewisham International | A05 Reti Opening |
Kibitzing
