Debragga, John
Current rating: 1520
Record: 4-3-2
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 129 | Harris, Ed (1500) | Won 2-0 | +181518 |
| 2block | 117 | Haney, Preston (1518) | Won 2-1 | +181536 |
| 3block | 25 | Puchol-Salva, Alex (1535) | Draw 1-1 | 01536 |
| 4block | 124 | Lachmann, Chris (1519) | Lost 1-2 | -181518 |
| 5block | 209 | Chaudhry, Faisal (1517) | Won 2-0 | +181536 |
| 6block | 134 | Connelly, Daniel R (1519) | Draw 1-1 | -11535 |
| 7block | 196 | Sterner, Edward (1518) | Lost 1-2 | -181517 |
| 8block | 201 | Stokes, Connor (1518) | Won 2-1 | +181535 |
| 9block | 150 | Ziegler, Eric (1683) | Lost 1-2 | -151520 |
| average opponent: 1536record: 4-3-2 | new rating: 1520 | |||