Sher, Mason
Current rating: 1495
Record: 13-14
| Grand Prix Montreal 2019 (ELD limited) | starting rating: 1514 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 186 | Lippitt, Stephen (1520) | Won 2-0 | +191533 |
| 2sealed | 254 | Sloat, CJ (1479) | Won 2-1 | +171550 |
| 3sealed | 122 | Yaworski, Xavier (1490) | Lost 1-2 | -201530 |
| 4sealed | 194 | Gilchrist, Ryan (1542) | Lost 1-2 | -171513 |
| 5sealed | 233 | Liu, Jon (Jiayang) (1507) | Lost 0-2 | -181495 |
| top | average opponent: 1508record: 2-3 | new rating: 1495 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 502 | Kemble, Andrew (1445) | Lost 0-2 | -191473 |
| 2standard | 403 | Maclean, Ariq (1506) | Won 2-0 | +191492 |
| 3standard | 501 | Ye, Stephen (1479) | Won 2-0 | +181510 |
| 4standard | 314 | Liorti, Andrew (1636) | Lost 0-2 | -161494 |
| 5standard | 1039 | Wagenhoffer, Malcolm (1452) | Won 2-1 | +171511 |
| 6standard | 422 | Lalonde, Maxime (1518) | Lost 0-2 | -181493 |
| 7standard | 433 | Showers, Zachary (1448) | Won 2-0 | +181511 |
| 8standard | 313 | Gervais, Pierre-Luc (1664) | Lost 0-2 | -161495 |
| 9standard | 316 | Pettipas, Amber (1559) | Won 2-1 | +191514 |
| top | average opponent: 1523record: 5-4 | new rating: 1514 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 4 | Mahon, Scott (1463) | Lost 1-2 | -181446 |
| 2sealed | 370 | Offord, Andrew (1464) | Won 2-0 | +181464 |
| 3sealed | 475 | Malka, Patrick (1500) | Won 2-0 | +191483 |
| 4sealed | 164 | Sylvester, Robert (1518) | Won 2-0 | +191502 |
| 5sealed | 113 | Cadieux, Alexandre4750 (1519) | Lost 0-2 | -181484 |
| 6sealed | 179 | Istfan, Raeef (1870) | Lost 1-2 | -111473 |
| 7sealed | 288 | Ortiz, Luis (1490) | Won 2-1 | +181491 |
| 8sealed | 209 | McAloney, Kristopher (1515) | Won 2-0 | +181509 |
| 9sealed | 159 | Watton, Matthew (1552) | Lost 0-2 | -171492 |
| top | average opponent: 1543record: 5-4 | new rating: 1492 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 24 | Lajoie, Guy (1500) | Lost 1-2 | -181482 |
| 2standard | 537 | Gollop, Michael (1482) | Won 2-0 | +181500 |
| 3standard | 519 | Szafranko, Patrick (1501) | Lost 0-2 | -181482 |
| 4standard | 519 | Cabral, Matthew (1481) | Lost 0-2 | -181464 |
| top | average opponent: 1491record: 1-3 | new rating: 1464 | ||