Marco Jr Costa
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Florianopolis op | ??/??/1999 | 118 | Brazil |
Most Played Openings as White
| ECO | Opening | Games |
| E72 | King's Indian with e4 & g3 | 1 games |
| E99 | King's Indian, orthodox, Aronin-Taimanov, main line | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| E87 | King's Indian, Saemisch, orthodox, 7.d5 | 1 games |
| B06 | Robatsch (modern) defence | 1 games |


Brazil