Zabrecky, Allan
Current rating: 1530
| Grand Prix Indianapolis 2008 (SHM limited) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 245 | Shelli, Robert (1489) | Won 2-1 | +181514 |
| 2sealed | 242 | Mikos, Steve (1518) | Won 2-0 | +181532 |
| 3sealed | 23 | Hastings, Joshua L (1505) | Won 2-1 | +181550 |
| 4sealed | 26 | Crumpton, Nicholas (1460) | Won 2-1 | +161566 |
| 5sealed | 5 | Fetters, Bridger (1576) | Lost 1-2 | -181548 |
| 6sealed | 141 | younis, sam m (1526) | Lost 1-2 | -181530 |
| 7sealed | 155 | Cheon, Paul (1971) | Won 2-0 | +261556 |
| 8sealed | 106 | Hepner, Patrick M (1555) | Won 2-1 | +181574 |
| 9sealed | 40 | Nakamura, Shuhei (2070) | Won 2-1 | +261600 |
| 10draft | 28 | Reindl, Colin (1602) | Lost 0-2 | -181582 |
| 11draft | 32 | Pino, Greg (1573) | Lost 0-2 | -181564 |
| 12draft | 21 | Beverley, Robert (1695) | Lost 0-2 | -161548 |
| 13draft | 16 | Dank, Jason (1525) | Lost 0-2 | -181530 |
| top | average opponent: 1620record: 7-6 | new rating: 1530 | ||
| Grand Prix Montreal 2007 (Time Spiral block) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 185 | Gioia, Eddie (1500) | Won 2-0 | +191482 |
| 2block | 37 | Thoren, Erik (1600) | Lost 0-2 | -161466 |
| 3block | 130 | Pennock, Aaron (1500) | Won 2-0 | +181484 |
| 4block | 184 | Baboussis, George (1557) | Won 2-0 | +201504 |
| 5block | 76 | La Roche, Stephen (1541) | Won 2-1 | +181522 |
| 6block | 30 | Tsumura, Kenji (2075) | Lost 0-2 | -81514 |
| 7block | 124 | Hughes, Jeremy A (1534) | Draw 1-1 | 01514 |
| 8block | 104 | Luk, Andrew (1538) | Lost 0-0 | -181496 |
| top | average opponent: 1606record: 4-3-1 | new rating: 1496 | ||
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 238 | Jauch, Jason K. (1500) | Lost 0-2 | -181482 |
| 2block | 280 | Lias, Nicholas (1482) | Lost 0-2 | -181464 |
| 3block | 380 | Stacly, Eddie (1464) | Draw 1-1 | 01464 |
| 4block | 419 | Krulik, John (1464) | Draw 1-1 | 01464 |
| 5block | 395 | Draifinger, Bradley (1446) | Won 2-0 | +181482 |
| 6block | 337 | Shapiro, Yakov (1481) | Lost 1-2 | -181464 |
| 7block | 295 | Kiesling, Michael (1446) | Won 2-1 | +171481 |
| 8block | 231 | Moscatelli, Darren (1482) | Draw 1-1 | 01481 |
| 9block | 185 | Smith, Scott (1464) | Lost 0-2 | -181463 |
| top | average opponent: 1470record: 2-4-3 | new rating: 1463 | ||