Marshall, Steven
Current rating: 1577
Record: 10-6
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 1847 | Corby, Stephen (1500) | Won 2-0 | +181538 |
| 2legacy | 1427 | McKee, Kevin (1542) | Won 2-0 | +181556 |
| 3legacy | 1633 | Ludwigsen, Adam (1585) | Won 2-1 | +181574 |
| 4legacy | 1437 | Zielinski, Jason (1483) | Won 2-0 | +171591 |
| 5legacy | 1402 | Shao, Phillip (1760) | Lost 1-2 | -151576 |
| 6legacy | 1479 | Hunt, Christopher (1475) | Lost 1-2 | -201556 |
| 7legacy | 1583 | Moll, Louis (1517) | Won 2-1 | +171573 |
| 8legacy | 1528 | Parent, Justin (1679) | Won 2-1 | +201593 |
| 9legacy | 1483 | Herrera, Joseph (1708) | Lost 0-2 | -161577 |
| average opponent: 1583record: 6-3 | new rating: 1577 | |||
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 118 | Munroe, Benjamin (1483) | Won 2-1 | +181518 |
| 2sealed | 148 | Frontiero, Chris (1500) | Won 2-1 | +171535 |
| 3sealed | 286 | Phelan, John-Paul (1717) | Lost 0-2 | -141521 |
| 4sealed | 329 | Stephen D., (1483) | Lost 1-2 | -191502 |
| 5sealed | 470 | Downing, Bruce (1512) | Won 2-0 | +181520 |
| 6sealed | 339 | Clark, Sam (1524) | Won 2-1 | +181538 |
| 7sealed | 351 | Villeneuve, Sebastien (1532) | Lost 0-2 | -181520 |
| average opponent: 1536record: 4-3 | new rating: 1520 | |||