Galloway, Joshua
Current rating: 1415
Record: 14-20-2
| Grand Prix Seattle 2019 (MH1 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| A1sealed | 461 | Lee, Benjamin [CAN] (1517) | Lost 0-2 | -161430 |
| A2sealed | 645 | Cassidy, Tom (1488) | Won 2-0 | +191449 |
| A3sealed | 257 | Pittenger, Tom (1596) | Lost 0-2 | -161433 |
| A4sealed | 360 | White, Scott (1435) | Lost 1-2 | -181415 |
| top | average opponent: 1509record: 1-3 | new rating: 1415 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 190 | Payne, Andrew (1474) | Lost 0-2 | -181454 |
| 2sealed | 339 | Ferreira De Morais Maia, Renato (1483) | Lost 0-2 | -181436 |
| 3sealed | 475 | Hollis, Steven (1507) | Won 2-0 | +191455 |
| 4sealed | 451 | Stamness, Matthew (1688) | Won 2-1 | +231478 |
| 5sealed | 284 | Hristis, Michael (1726) | Lost 1-2 | -141464 |
| 6sealed | 375 | Husbands, Brian (1476) | Lost 1-2 | -181446 |
| top | average opponent: 1559record: 2-4 | new rating: 1446 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 159 | Ramirez, Erick (1532) | Lost 0-2 | -181506 |
| 3sealed | 228 | McCandless, Andrew (1590) | Lost 1-2 | -161490 |
| 4sealed | 260 | Ward, Justin (1479) | Lost 1-2 | -181472 |
| top | average opponent: 1534record: 0-3 | new rating: 1472 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 258 | Nemchik, Travis (1500) | Won 2-0 | +181503 |
| 2standard | 225 | Bugarin, William (1488) | Draw 1-1 | 01503 |
| 3standard | 278 | Shilander, Robert (1570) | Won 2-1 | +191522 |
| 4standard | 166 | Corneveaux, George (1536) | Lost 1-2 | -171505 |
| 5standard | 312 | Hwa, Ti Yung (1514) | Lost 0-2 | -181487 |
| 6standard | 409 | Chastka, Jack (1451) | Won 2-0 | +171504 |
| 7standard | 304 | Rehder, Derek (1522) | Won 2-0 | +181522 |
| 8standard | 206 | Heath, Joel (1592) | Lost 1-2 | -161506 |
| 9standard | 219 | Fisher, Troy (1524) | Won 2-0 | +181524 |
| top | average opponent: 1522record: 5-3-1 | new rating: 1524 | ||
| Grand Prix Las Vegas 2013 (MMA limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 681 | van Eijk, Sander (1500) | Lost 1-2 | -181464 |
| 2sealed | 819 | Myers, Clayton (1523) | Draw 1-1 | +21466 |
| 3sealed | 911 | Schatz, Cameron (1481) | Lost 0-2 | -181448 |
| 4sealed | 947 | McCoy, Ray (1464) | Won 2-1 | +181466 |
| 5sealed | 515 | Balle, Sam (1481) | Won 2-0 | +181484 |
| 6sealed | 619 | Zelick, Aaron (1518) | Won 2-0 | +191503 |
| 7sealed | 479 | Sze, Kevin (1517) | Lost 1-2 | -181485 |
| 8sealed | 400 | Stoneburg, Joshua (1484) | Won 2-1 | +181503 |
| 9sealed | 305 | Cuppoletti, Brandon (1502) | Lost 0-2 | -181485 |
| top | average opponent: 1497record: 4-4-1 | new rating: 1485 | ||
| Grand Prix Anaheim 2012 (Innistrad block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 29 | Silvestri, Joshua (1448) | Won 2-0 | +171517 |
| 2block | 24 | Van Druten, John (1488) | Won 2-1 | +181535 |
| 3block | 87 | Olvera, Bryan (1694) | Lost 1-2 | -161519 |
| 4block | 160 | Medland, Matt (1448) | Lost 1-2 | -191500 |
| 5block | 329 | Bumgardner, Will (1504) | Lost 1-2 | -181482 |
| top | average opponent: 1516record: 2-3 | new rating: 1482 | ||