M. Gretzer
M. Gretzer Repertoire with White pieces
| ECO | Opening | Games |
| E65 | King's Indian, fianchetto, Yugoslav, 7.O-O | 2 games |
| A31 | English, symmetrical, Benoni formation | 1 games |
| D85 | Gruenfeld, exchange variation | 1 games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 1 games |
M. Gretzer Repertoire with Black pieces
| ECO | Opening | Games |
| B32 | Sicilian defence | 2 games |
| B30 | Sicilian defence | 1 games |
| D02 | Queen's pawn game | 1 games |
| E12 | Queen's Indian defence | 1 games |


