Marcos Viola
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| ARG-ch U12 | 09/01/2004 | 1025 | Argentina |
| Najdorf U14 op | 10/03/2003 | 23 | Argentina |
| ARG-ch U10 | 08/16/2002 | 0 | Argentina |
| ARG-ch U10 sf | 04/05/2002 | 0 | Argentina |
Most Played Openings as White
| ECO | Opening | Games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 2 games |
| B40 | Sicilian defence | 1 games |
| B76 | Sicilian, dragon, Yugoslav attack, 7...O-O | 1 games |
| B01 | Scandinavian (centre counter) defence | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E90 | King's Indian, 5.Nf3 | 1 games |
| A48 | King's Indian, East Indian defence | 1 games |
| A05 | Reti opening | 1 games |
| E65 | King's Indian, fianchetto, Yugoslav, 7.O-O | 1 games |


Argentina