Carlos E Costa
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Internet Section 09A g/8'+2 | 03/09/2004 | 946 |  Spain |
| Sao Paulo CXSP op U18 | 01/??/2003 | 0 |  Brazil |
Most Played Openings as White
| ECO | Opening | Games |
| A33 | English, symmetrical variation | 1 games |
| B99 | Sicilian, Najdorf, 7...Be7 main line | 1 games |
| B43 | Sicilian, Kan, 5.Nc3 | 1 games |
| B77 | Sicilian, dragon, Yugoslav attack, 9.Bc4 | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| A04 | Reti opening | 1 games |
| B50 | Sicilian | 1 games |
| B86 | Sicilian, Sozin attack | 1 games |
| B84 | Sicilian, Scheveningen (Paulsen), classical variation | 1 games |
