Marsh, Dale
Current rating: 1485
Record: 14-15
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 116 | Richardson, Craig (1500) | Won 2-0 | +181522 |
| 2standard | 391 | Tibaut, Mathew (1631) | Lost 1-2 | -161506 |
| 3standard | 536 | Rapien, Taylor (1500) | Lost 0-2 | -181488 |
| 4standard | 635 | Trentin, Mathew (1482) | Lost 1-2 | -181470 |
| 5standard | 620 | Adams, Cory (1420) | Lost 0-2 | -191451 |
| 6standard | 574 | Robinson, Travis (1433) | Won 2-0 | +171468 |
| 7standard | 441 | Angeles, Eduardo (1465) | Won 2-0 | +181486 |
| 8standard | 314 | Stonehouse, Bryce (1402) | Lost 1-2 | -191467 |
| 9standard | 266 | Hitchon, Larry (1463) | Won 2-1 | +181485 |
| top | average opponent: 1477record: 4-5 | new rating: 1485 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 194 | Dumon, Alex (1500) | Won 2-0 | +181499 |
| 2sealed | 156 | Pollard, Brent (1389) | Won 2-1 | +161515 |
| 3sealed | 97 | Robert, Pierre Olivier (1464) | Lost 1-2 | -191496 |
| 4sealed | 282 | Pigeon, Justin (1577) | Won 2-1 | +201516 |
| 5sealed | 231 | Siow, Lucas (1776) | Lost 0-2 | -141502 |
| 6sealed | 255 | Morozov, Kirill (1453) | Won 2-1 | +171519 |
| 7sealed | 180 | Fortin, Tommy (1522) | Lost 0-2 | -181501 |
| 8sealed | 232 | Pacheco, Maxime (1518) | Won 2-0 | +191520 |
| 9sealed | 153 | Buchanan, Nathan (1635) | Lost 0-2 | -161504 |
| top | average opponent: 1537record: 5-4 | new rating: 1504 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 328 | Matthews, Austin (1446) | Won 2-0 | +171499 |
| 2sealed | 272 | Rush, Adam (1509) | Lost 1-2 | -171482 |
| 3sealed | 325 | Li, David (1429) | Won 2-1 | +171499 |
| 4sealed | 342 | St. Pierre, Glen E (1421) | Lost 0-2 | -201479 |
| 5sealed | 372 | Kerby, Sebastien (1500) | Won 2-0 | +191498 |
| 6sealed | 305 | Bresett, John (1565) | Lost 0-2 | -171481 |
| top | average opponent: 1478record: 3-3 | new rating: 1481 | ||
| Grand Prix Toronto 2006 (DIS limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 61 | Elie, Justin (1500) | Lost 1-2 | -181482 |
| 2sealed | 160 | Piazza, Brett (1482) | Lost 0-2 | -181464 |
| 3sealed | 212 | Accottare, Joe (1464) | Won 2-1 | +181482 |
| 4sealed | 159 | Cooke, Sam (1482) | Won 2-0 | +181500 |
| 5sealed | 123 | Thorburn, Jamie E (1500) | Lost 0-2 | -181482 |
| top | average opponent: 1486record: 2-3 | new rating: 1482 | ||