Morrison, Tobey
Current rating: 1400
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 904 | Johnson, Matthew 6305 (1500) | Lost 1-2 | -171430 |
| 2modern | 997 | Kame, Justin (1588) | Lost 1-2 | -151415 |
| 3modern | 1317 | Brown, Steven (1558) | Lost 0-2 | -151400 |
| top | average opponent: 1549record: 0-3 | new rating: 1400 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 26 | Santa Maria, Brian (1500) | Lost 1-2 | -181446 |
| 2sealed | 409 | Mallon, Ryan (1466) | Won 2-0 | +191465 |
| 3sealed | 485 | Farley, Patrick (1503) | Lost 1-2 | -181447 |
| top | average opponent: 1490record: 1-2 | new rating: 1447 | ||
| Grand Prix Denver 2015 (KTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 76 | Finch, Alexander (1500) | Lost 1-2 | -181482 |
| 2standard | 546 | Guevara, Phil (1469) | Lost 1-2 | -181464 |
| top | average opponent: 1484record: 0-2 | new rating: 1464 | ||