| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 26. M R Handley vs M Lyell |
| ½-½ | 48 | 1989 | Edinburgh Open | C23 Bishop's Opening |
| 27. S Jackson vs M Lyell |
| 0-1 | 33 | 1989 | Edinburgh Open | C63 Ruy Lopez, Schliemann Defense |
| 28. M Lyell vs K Arkell |
| 0-1 | 39 | 1989 | Edinburgh Open | B22 Sicilian, Alapin |
| 29. K Ruxton vs M Lyell |
| ½-½ | 50 | 1989 | Edinburgh Open | C63 Ruy Lopez, Schliemann Defense |
| 30. M Lyell vs M J Turner |
| 1-0 | 43 | 1989 | Edinburgh Open | B22 Sicilian, Alapin |
| 31. M Lyell vs G Flear |
| 0-1 | 24 | 1989 | British Championship | C33 King's Gambit Accepted |
| 32. M Lahtinen vs M Lyell |
| ½-½ | 52 | 1989 | 13th Lloyds Bank Masters Open | C63 Ruy Lopez, Schliemann Defense |
| 33. E N Holland vs M Lyell |
| 0-1 | 37 | 1989 | British Championship | C54 Giuoco Piano |
| 34. M Lyell vs J Emms |
| 0-1 | 34 | 1993 | British Championship | B22 Sicilian, Alapin |
| 35. M Lyell vs B Martin |
| 1-0 | 60 | 1993 | British Championship | C02 French, Advance |
| 36. A Ledger vs M Lyell |
| 1-0 | 55 | 1993 | British Championship | A25 English |
| 37. M Lyell vs A Muir |
| ½-½ | 46 | 1993 | British Championship | B22 Sicilian, Alapin |
| 38. M Lyell vs G D Lee |
| 0-1 | 32 | 1993 | British Championship | B13 Caro-Kann, Exchange |
| 39. F N Stephenson vs M Lyell |
| 1-0 | 27 | 1993 | British Championship | A80 Dutch |
| 40. K Murugan vs M Lyell |
| 1-0 | 24 | 1993 | British Championship | D09 Queen's Gambit Declined, Albin Counter Gambit, 5.g3 |
| 41. M Lyell vs C O'Shaughnessy |
| ½-½ | 29 | 1993 | British Championship | B22 Sicilian, Alapin |
| 42. H A Gretarsson vs M Lyell |
 | 1-0 | 45 | 1993 | 17th Lloyds Bank Masters Open | A80 Dutch |
| 43. M Lyell vs J Houska |
| 1-0 | 44 | 1993 | 17th Lloyds Bank Masters Open | B01 Scandinavian |
| 44. M Lyell vs P Rossiter |
| ½-½ | 36 | 1993 | 17th Lloyds Bank Masters Open | C42 Petrov Defense |
| 45. A Ledger vs M Lyell |
| 0-1 | 41 | 1993 | 17th Lloyds Bank Masters Open | A26 English |
| 46. M Lyell vs R Har-Zvi |
| 0-1 | 46 | 1993 | 17th Lloyds Bank Masters Open | B22 Sicilian, Alapin |
| 47. A Corkett vs M Lyell |
| 0-1 | 40 | 1993 | 17th Lloyds Bank Masters Open | A25 English |
| 48. C Ward vs M Lyell |
| 1-0 | 43 | 1993 | 17th Lloyds Bank Masters Open | A80 Dutch |
| 49. M Lyell vs P Pandavos |
| 0-1 | 66 | 1994 | Chania op 4th | C31 King's Gambit Declined, Falkbeer Counter Gambit |
| 50. J Emms vs M Lyell |
| 0-1 | 28 | 1995 | Hastings Challengers 1995/96 | C63 Ruy Lopez, Schliemann Defense |
Kibitzing
