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