Biever, Marshall
Current rating: 1564
Record: 10-6
| Grand Prix Richmond 2014 (modern) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 506 | Rogouski, Joseph (1500) | Lost 0-2 | -191535 |
| 2modern | 473 | Tuell, David (1491) | Lost 1-2 | -191516 |
| 3modern | 653 | Morton, Shannon (1376) | Won 2-1 | +151531 |
| 4modern | 657 | Robinson, Tom (1384) | Won 2-1 | +161547 |
| 5modern | 465 | Anton, Leon (1468) | Won 2-1 | +161563 |
| 6modern | 291 | Dowling, Mike 317 (1519) | Won 2-0 | +181581 |
| 7modern | 189 | Brown, Max (1643) | Lost 1-2 | -171564 |
| average opponent: 1483record: 4-3 | new rating: 1564 | |||
| Grand Prix Atlantic City 2013 (RTR standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 288 | Holden, Ty (1610) | Lost 0-2 | -161484 |
| 2standard | 615 | Campbell, Billy (1482) | Won 2-1 | +181502 |
| 3standard | 584 | Matte, Brian (1506) | Won 2-1 | +181520 |
| 4standard | 256 | Taylor, Travis (1467) | Won 2-0 | +171537 |
| 5standard | 335 | O'Donnell, Ryan (1537) | Lost 0-2 | -181519 |
| 6standard | 419 | Coover, Tyler (1462) | Won 2-0 | +171536 |
| 7standard | 324 | Allen, Michael (1428) | Won 2-1 | +161552 |
| 8standard | 234 | Dupal, Stephen (1482) | Lost 1-2 | -191533 |
| 9standard | 185 | Schneider, Brian (1697) | Won 2-0 | +211554 |
| average opponent: 1519record: 6-3 | new rating: 1554 | |||