Stiffler, Brett
Current rating: 1453
Record: 3-6
| Regional Championships San Diego 2023 (ONE standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 149 | Agresta, Joshua (1500) | Lost 0-2 | -181482 |
| 2standard | 411 | Bianchi, Alex (1662) | Lost 1-2 | -151467 |
| 3standard | 463 | Pratt, Sam (1450) | Lost 1-2 | -181449 |
| 4standard | 453 | Lim, Alexander 485 (1625) | Lost 1-2 | -151434 |
| 5standard | 429 | Reed, Porter (1384) | Won 2-0 | +171451 |
| 6standard | 379 | Suter, James (1454) | Lost 1-2 | -181433 |
| 7standard | 312 | Chavez, Gilci (1476) | Won 2-0 | +191452 |
| 8standard | 241 | Nemeth, Mark (1522) | Won 2-0 | +191471 |
| 9standard | 191 | Curan, James (1472) | Lost 0-2 | -181453 |
| average opponent: 1505record: 3-6 | new rating: 1453 | |||