Tolzien, Brandon
Current rating: 1435
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 6 | Curtiss, Eric A (1518) | Lost 0-2 | -171451 |
| 3sealed | 296 | OConnor, Kevin (1481) | Lost 0-2 | -181433 |
| 4sealed | 437 | Baker, Bob (1489) | Won 2-0 | +191452 |
| 5sealed | 378 | Larionov, Matt (1501) | Lost 1-2 | -171435 |
| top | average opponent: 1497record: 1-3 | new rating: 1435 | ||
| Grand Prix Minneapolis 2005 (Kamigawa block) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 39 | Metcalf, Cole (1500) | Draw 1-1 | 01482 |
| 2block | 101 | Heath, Christopher (1500) | Won 2-1 | +181500 |
| 3block | 61 | Inlow, Sean (1551) | Lost 1-2 | -171483 |
| 4block | 120 | Hoesing, Sean (1535) | Won 2-0 | +191502 |
| 5block | 89 | Olson, Gary (1587) | Lost 0-2 | -161486 |
| 6block | 107 | Hawkins, Eric (1500) | Lost 0-2 | -181468 |
| top | average opponent: 1529record: 2-3-1 | new rating: 1468 | ||
| Grand Prix Minneapolis 2001 (Invasion block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 87 | Franks, Nathan (1500) | Won 2-0 | +181518 |
| 2block | 55 | Davis, John (1511) | Lost 0-2 | -181500 |
| 3block | 119 | Martinson, James (1483) | Won 2-0 | +181518 |
| 4block | 91 | Seanger, Nicholas (1520) | Lost 1-2 | -181500 |
| 5block | 115 | Husnik, Timothy (1500) | Lost 1-2 | -181482 |
| top | average opponent: 1503record: 2-3 | new rating: 1482 | ||