Comer, Ethan
Current rating: 1529
Record: 20-20-1
| Grand Prix Atlanta 2018 (modern) | starting rating: 1520 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 202 | Dial, Stephen (1450) | Won 2-0 | +171537 |
| 3modern | 131 | Angeles, Victor (1597) | Lost 1-2 | -171520 |
| 4modern | 227 | Mendez, Daniel (1545) | Won 2-1 | +181538 |
| 5modern | 286 | Lossett, Joe (2031) | Lost 1-2 | -91529 |
| 6modern | 381 | Johnson, Christopher (1547) | Won 2-0 | +181547 |
| 7modern | 193 | Zelder, Aaron (1536) | Lost 0-2 | -181529 |
| top | average opponent: 1618record: 3-3 | new rating: 1529 | ||
| Grand Prix Richmond 2018 (leg) (legacy) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 216 | Bingham, William (1490) | Won 2-0 | +171557 |
| 2legacy | 92 | Lance, David (1518) | Won 2-1 | +171574 |
| 3legacy | 183 | DiMaio, JT (1483) | Lost 0-2 | -191555 |
| 4legacy | 192 | Idol, Alekzander (1519) | Lost 1-2 | -191536 |
| 5legacy | 231 | Blackwell, Keith (1646) | Lost 0-2 | -161520 |
| top | average opponent: 1531record: 2-3 | new rating: 1520 | ||
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1559 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 197 | Liveri, Chris (1485) | Lost 0-2 | -191540 |
| top | record: 0-1 | new rating: 1540 | ||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1551 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 258 | Boyd, Paul (1520) | Lost 0-2 | -191532 |
| 3standard | 638 | Liu, Xinyu (1501) | Won 2-0 | +181550 |
| 4standard | 312 | Kil, Daniel (1477) | Won 2-1 | +161566 |
| 5standard | 185 | Wulfhorst, Bradley (1472) | Won 2-1 | +171583 |
| 6standard | 80 | Chang, Morgan (1760) | Lost 0-2 | -151568 |
| 7standard | 286 | Robbins, Jordon (1602) | Won 2-1 | +181586 |
| 8standard | 126 | Gaynor, Jonah (1813) | Lost 1-2 | -141572 |
| 9standard | 309 | Nance, Hunter (1851) | Lost 0-2 | -131559 |
| top | average opponent: 1624record: 4-4 | new rating: 1559 | ||
| Grand Prix Orlando 2017 (AER limited) | starting rating: 1521 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 607 | Donlevy, Ronan (1500) | Won 2-1 | +181539 |
| 2sealed | 685 | Kerrigan, Andrew (1777) | Won 2-0 | +221561 |
| 3sealed | 799 | Rios, Justin (1758) | Won 2-1 | +211582 |
| 4sealed | 663 | Kovac, Chase (1780) | Lost 0-2 | -141568 |
| 5sealed | 730 | Dunaway, Paul (1618) | Lost 0-2 | -171551 |
| top | average opponent: 1687record: 3-2 | new rating: 1551 | ||
| Grand Prix Atlanta 2016 (KLD limited) | starting rating: 1542 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 930 | Smith, Harrison (1528) | Lost 0-2 | -191523 |
| 2sealed | 1084 | Vinci, William (1425) | Won 2-1 | +171540 |
| 3sealed | 1133 | Conner, Nic (1501) | Lost 0-2 | -191521 |
| top | average opponent: 1484record: 1-2 | new rating: 1521 | ||
| Grand Prix Charlotte 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 686 | Harkins, Cameron (1446) | Won 2-1 | +171517 |
| 2modern | 369 | Lyons, Jesse (1517) | Lost 1-2 | -181499 |
| 3modern | 730 | Haber, Michael (1500) | Won 2-1 | +181517 |
| 4modern | 250 | Clemente, Zachary (1554) | Won 2-1 | +191536 |
| 5modern | 450 | Browning, Don (1527) | Lost 0-2 | -181518 |
| 6modern | 3 | Prosser, Brent (1424) | Won 2-0 | +161534 |
| 7modern | 461 | Madison, Jason (1538) | Won 2-1 | +181552 |
| 8modern | 121 | Hott, McRae (1530) | Lost 0-2 | -181534 |
| 9modern | 380 | Brant, Sawyer (1510) | Won 2-1 | +171551 |
| 10modern | 175 | Davis, Peter (1538) | Draw 1-1 | 01551 |
| 11modern | 246 | Alvarez, Lance (1637) | Won 2-0 | +191570 |
| 12modern | 176 | Lampkin, Patrick (1661) | Lost 0-2 | -161554 |
| 13modern | 215 | Dean, Paul (1870) | Lost 0-2 | -121542 |
| top | average opponent: 1558record: 7-5-1 | new rating: 1542 | ||