Erick McMahon
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Armstrong Cup | ??/??/1995 | 800 |  Ireland |
| Ireland-Wales | ??/??/1992 | 622 | Ireland |
| Wch U20 | 08/??/1986 | 1146 |  Norway |
Most Played Openings as White
| ECO | Opening | Games |
| D03 | Torre attack (Tartakower variation) | 2 games |
| A07 | Reti, King's Indian attack (Barcza system) | 1 games |
| A34 | English, symmetrical variation | 1 games |
| A48 | King's Indian, East Indian defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C01 | French, exchange variation | 1 games |
| B04 | Alekhine's defence, modern variation | 1 games |
| A27 | English, three knights system | 1 games |
| A15 | English, 1...Nf6 (Anglo-Indian defense) | 1 games |
