Atherton, William
Current rating: 1620
Record: 9-4-1 (GP) / 4-3 (professional)
| Grand Prix Oakland 2004 (DST limited) | starting rating: 1578 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 6 | Tuisku, Carl (1500) | Won 2-0 | +171595 |
| 2sealed | 90 | Morrow, Jeff (1518) | Won 2-1 | +161611 |
| 3sealed | 45 | Werner, Alex (1592) | Lost 1-2 | -181593 |
| 4sealed | 82 | Henderson, Paul (1519) | Won 2-0 | +171610 |
| 5sealed | 64 | Walls, Gabe (1885) | Lost 0-2 | -141596 |
| 6sealed | 98 | Hoaen, Rich (1822) | Won 2-0 | +231619 |
| 7sealed | 84 | Lam, Jason (1535) | Won 2-1 | +161635 |
| 8sealed | 61 | Weil, Noah (1776) | Lost 0-2 | -151620 |
| top | average opponent: 1643record: 5-3 | new rating: 1620 | ||
| Grand Prix Las Vegas 2001 (extended) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 15 | Torrez, Marcus (1518) | Won 2-1 | +181542 |
| 3extended | 20 | Mills, Jesse (1632) | Won 2-1 | +191561 |
| 4extended | 6 | Phifer, David (1500) | Draw 1-1 | -11560 |
| 5extended | 37 | Demonbreun, Mark (1501) | Won 2-0 | +171577 |
| 6extended | 20 | Seifert, Jeff (1520) | Won 2-0 | +171594 |
| 7extended | 7 | Halter, James (1710) | Lost 0-2 | -161578 |
| top | average opponent: 1564record: 4-1-1 | new rating: 1578 | ||
| Pro Tour New York 1999 (Urza's block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 91 | Berlin, Martin (1463) | Won 2-1 | +171517 |
| 2block | 25 | Luhrs, Christian (1611) | Lost 1-2 | -161501 |
| 3block | 64 | Ying, Darryn (1505) | Won 2-1 | +181519 |
| 4block | 40 | Clays, Mats (1522) | Lost 0-2 | -181501 |
| 5block | 93 | Ziegler, Eric (1504) | Won 2-1 | +181519 |
| 6block | 71 | Diamant, Daniel (1509) | Lost 0-2 | -181501 |
| 7block | 83 | Slemr, Jakub (1763) | Won 2-0 | +231524 |
| top | average opponent: 1554record: 4-3 | new rating: 1524 | ||