Badding, Duncan
Current rating: 1526
Record: 9-8
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1463 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 161 | Doyle, Michael (1500) | Won 2-1 | +191482 |
| 2block | 58 | Gravlin, Andrew (1678) | Lost 1-2 | -141468 |
| 3block | 191 | Kollmer, Martin (1500) | Won 2-0 | +181486 |
| 4block | 143 | Chow, Vincent (1501) | Won 2-0 | +191505 |
| 5block | 178 | Ashman, Benji (1484) | Lost 0-2 | -191486 |
| 6block | 214 | Doran, Shaun (1718) | Won 2-0 | +221508 |
| 7block | 141 | Bezrutczyk, Mark (1534) | Won 2-0 | +191527 |
| 8block | 124 | Belanger, Guillaume (1521) | Lost 1-2 | -181509 |
| 9block | 139 | Marshall, Shawn (1465) | Won 2-1 | +171526 |
| average opponent: 1545record: 6-3 | new rating: 1526 | |||
| Grand Prix Detroit 2003 (Onslaught block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 8 | Yarsevich, Ben (1500) | Lost 1-2 | -181482 |
| 2block | 152 | Dempsey, Nick (1482) | Lost 0-2 | -181464 |
| 3block | 228 | Haynes, Michael (1464) | Won 2-0 | +181482 |
| 4block | 240 | Thompson, William S (1481) | Won 2-1 | +181500 |
| 5block | 173 | Ratliff, Mark (1467) | Lost 0-2 | -191481 |
| 6block | 181 | Ryder, Sean (1484) | Lost 0-2 | -181463 |
| 7block | 154 | Buschke, Greg (1464) | Won 2-0 | +181481 |
| 8block | 108 | Fiorillo, Vincent (1483) | Lost 1-2 | -181463 |
| average opponent: 1478record: 3-5 | new rating: 1463 | |||