Biero, Casey
Current rating: 1435
| Grand Prix Vancouver 2016 (OGW limited) | starting rating: 1468 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 333 | LaBelle, Brandon (1520) | Lost 1-2 | -171451 |
| 2sealed | 632 | Mils, Ryan (1482) | Lost 1-2 | -181433 |
| 3sealed | 763 | Carter III, Lee (1464) | Won 0-0 | +191452 |
| 4sealed | 708 | Malcolm, Liam (1481) | Lost 1-2 | -181434 |
| 5sealed | 718 | Wooldridge, Colton (1463) | Won 2-0 | +191453 |
| 6sealed | 553 | Milligan, Eric (1482) | Lost 1-2 | -181435 |
| top | average opponent: 1482record: 2-4 | new rating: 1435 | ||
| Grand Prix Vancouver 2015 (modern) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 32 | Kum, Wesley (1481) | Won 2-1 | +181482 |
| 2modern | 14 | Sarker, Minhazur (1540) | Lost 1-2 | -171465 |
| 3modern | 221 | Molyneux, Robert (1499) | Lost 0-1 | -171448 |
| 4modern | 451 | Levine, Cirrus (1479) | Draw 1-1 | +11449 |
| 5modern | 409 | Mak, Greg (1483) | Won 2-0 | +181467 |
| 6modern | 311 | Wu, Edward (1501) | Won 2-1 | +191486 |
| 7modern | 223 | Eigeard, Shane (1477) | Lost 1-2 | -181468 |
| top | average opponent: 1494record: 3-3-1 | new rating: 1468 | ||
| Grand Prix Vancouver 2014 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 361 | Seddon, Ian (1467) | Lost 1-2 | -191481 |
| 2standard | 380 | Winrob, Aaron (1482) | Lost 0-2 | -181463 |
| 3standard | 415 | Darlington, Kenny (1496) | Won 2-1 | +191482 |
| 4standard | 333 | Peterson, Ed (1481) | Lost 1-2 | -181464 |
| top | average opponent: 1481record: 1-3 | new rating: 1464 | ||