Marcel Castricum
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Bunratty Masters op | 02/19/2001 | 1851 | Ireland |
| Bunratty Masters op | 02/11/2000 | 1918 | Ireland |
| Bunratty Masters op | 03/??/1997 | 1615 | Ireland |
| Atlantic op | 11/29/1996 | 1273 | Ireland |
Most Played Openings as White
| ECO | Opening | Games |
| A28 | English, four knights system | 1 games |
| D34 | Queen's Gambit Declined, Tarrasch, Prague variation, 7...Be7 | 1 games |
| A17 | English opening | 1 games |
| A40 | Queen's pawn | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| D00 | Queen's pawn game | 2 games |
| D40 | Queen's Gambit Declined, Semi-Tarrasch defence | 2 games |
| B02 | Alekhine's defence | 1 games |
| A03 | Bird's opening | 1 games |


Ireland