Mario Arguelles
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Tandil-ch | ??/??/1998 | 172 |  Argentina |
Mario Arguelles Opening Repertoire with White pieces
| ECO | Opening | Games |
| B52 | Sicilian, Canal-Sokolsky attack, 3...Bd7 | 1 games |
| A31 | English, symmetrical, Benoni formation | 1 games |
| C18 | French, Winawer, advance variation | 1 games |
| B00 | King's pawn opening | 1 games |
Mario Arguelles Opening Repertoire with Black pieces
| ECO | Opening | Games |
| B12 | Caro-Kann defence | 2 games |
| E62 | King's Indian, fianchetto variation | 1 games |
| B08 | Pirc, classical (two knights) system | 1 games |
| B18 | Caro-Kann, classical variation | 1 games |
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