Peru
Male
FIDE ID:
Mario Arias
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| 23rd Spilimbergo Open | 08/09/2025 | 2304 |  Italy |
| 3rd Dole Open 2025 | 07/19/2025 | 2445 |  France |
| 9th Semana Santa Alicante | 04/16/2025 | 2309 |  Spain |
| RUDAR 37 IM 2025 | 03/30/2025 | 2237 |  Serbia |
Mario Arias Opening Repertoire with White pieces
| ECO | Opening | Games |
| D02 | Queen's pawn game | 4 games |
| E10 | Queen's pawn game | 2 games |
| A07 | Reti, King's Indian attack (Barcza system) | 2 games |
| E24 | Nimzo-Indian, Saemisch variation | 1 games |
Mario Arias Opening Repertoire with Black pieces
| ECO | Opening | Games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 3 games |
| C42 | Petrov's defence | 3 games |
| E94 | King's Indian, orthodox variation | 2 games |
| B00 | King's pawn opening | 2 games |
