Marquiss, Steven
Current rating: 1466
Record: 3-5
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| B1sealed | 327 | Levchak, Tavis (1555) | Won 2-0 | +201499 |
| B2sealed | 506 | Lui, Frank (1531) | Lost 1-2 | -181481 |
| B3sealed | 349 | Asbjornsen, Chad (1649) | Lost 1-2 | -151466 |
| average opponent: 1578record: 1-2 | new rating: 1466 | |||
| Grand Prix Vancouver 2018 (UMA limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 138 | Nunez, Andres (1591) | Lost 1-2 | -161484 |
| 2sealed | 275 | Lightbody, Peter (1392) | Won 2-0 | +161500 |
| 3sealed | 212 | Levesque, Rene (1465) | Lost 1-2 | -191481 |
| 4sealed | 286 | Hammerschmidt, Nick (1452) | Won 2-0 | +181499 |
| 5sealed | 277 | Davenport, Cameron (1418) | Lost 1-2 | -201479 |
| average opponent: 1464record: 2-3 | new rating: 1479 | |||