Blackmon, Seth
Current rating: 1557
Record: 23-21
| Grand Prix Austin 2020 (modern) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 221 | Leete, Aaron (1653) | Lost 0-2 | -161538 |
| 2modern | 204 | Ponce, Christian (1511) | Won 2-0 | +171555 |
| 3modern | 200 | Hawkins, Cody (1508) | Won 2-0 | +181573 |
| 4modern | 123 | Braden, Matthew (1543) | Won 2-1 | +171590 |
| 5modern | 73 | Peralez, Jake (1673) | Lost 1-2 | -161574 |
| 6modern | 143 | Bishop, Zacharia (1661) | Lost 1-2 | -171557 |
| top | average opponent: 1592record: 3-3 | new rating: 1557 | ||
| Grand Prix Dallas-Fort Worth 2019 (modern) | starting rating: 1486 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 349 | Vande Hey, Patrick (1478) | Won 2-1 | +181504 |
| 2modern | 303 | Capps, Adam (1559) | Lost 1-2 | -171487 |
| 3modern | 455 | Aquino, Elvis (1500) | Won 2-0 | +181505 |
| 4modern | 265 | Thopsey, Damon (1487) | Won 2-0 | +181523 |
| 5modern | 164 | Gonzalez, Alejandro (1451) | Won 2-0 | +171540 |
| 6modern | 79 | Schlesinger, Gal (1887) | Won 2-1 | +241564 |
| 7modern | 29 | Stevens, Michael (1656) | Lost 1-2 | -161548 |
| 8modern | 77 | Olive, Richard (1568) | Won 2-1 | +181566 |
| 9modern | 44 | Henderson II, LaVance (1627) | Lost 1-2 | -171549 |
| 10modern | 98 | Gonzalez, Danny (1623) | Won 2-1 | +191568 |
| 11modern | 65 | Leeper, Ryan (1771) | Lost 0-2 | -141554 |
| 12modern | 80 | Peagler, Sam (1551) | Won 2-0 | +181572 |
| 13modern | 57 | Pinckard, Jett (1579) | Lost 0-2 | -181554 |
| 14modern | 74 | Ploch, Justin (1558) | Won 2-1 | +181572 |
| 15modern | 68 | Alvey, Josh (1568) | Lost 0-2 | -181554 |
| top | average opponent: 1591record: 9-6 | new rating: 1554 | ||
| Grand Prix Dallas-Fort Worth 2018 (DOM limited) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 166 | Chase, Jeremy (1508) | Won 2-0 | +191498 |
| 2sealed | 105 | Blake, James (1462) | Won 2-1 | +171515 |
| 3sealed | 205 | Jianu, Michael (1568) | Won 2-1 | +191534 |
| 4sealed | 7 | Wescoe, Craig (1895) | Lost 1-2 | -121522 |
| 5sealed | 150 | Stone, David (1511) | Lost 1-2 | -181504 |
| 6sealed | 195 | Richard, Shawn (1521) | Lost 1-2 | -181486 |
| top | average opponent: 1578record: 3-3 | new rating: 1486 | ||
| Grand Prix Dallas-Fort Worth 2016 (modern) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 468 | Prigel, Justin (1500) | Lost 1-2 | -181480 |
| 2modern | 591 | Green, Richard (1464) | Won 2-0 | +181498 |
| 3modern | 633 | Armstrong, Michael (1415) | Lost 0-2 | -191479 |
| 4modern | 865 | Layton, Chris (1493) | Won 2-1 | +181497 |
| 5modern | 560 | Reynolds, Steven (1497) | Won 2-0 | +181515 |
| 6modern | 541 | Xu, David (1492) | Won 2-1 | +171532 |
| 7modern | 241 | Boehm, Christopher (1612) | Lost 1-2 | -161516 |
| 8modern | 482 | Jorn, Christian (1462) | Lost 0-2 | -191497 |
| 9modern | 455 | Hampton, Joshua (1505) | Lost 1-2 | -181479 |
| top | average opponent: 1493record: 4-5 | new rating: 1479 | ||
| Grand Prix Indianapolis 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 157 | Riley, Andrew (1516) | Lost 0-2 | -181482 |
| 2modern | 690 | Hughey, Randy (1482) | Lost 0-2 | -181464 |
| 3modern | 899 | Cochran, Rufus (1300) | Lost 1-2 | -211443 |
| 4modern | 938 | Thomas, Dominick (1446) | Won 2-0 | +181461 |
| 5modern | 796 | Hochleutner, Richard (1462) | Won 2-1 | +181479 |
| 6modern | 731 | Baetzhold, Matthew (1495) | Won 2-0 | +191498 |
| 7modern | 532 | Holloway, Michael (1511) | Won 2-1 | +181516 |
| 8modern | 370 | Didelot, Drew (1541) | Lost 0-2 | -181498 |
| top | average opponent: 1469record: 4-4 | new rating: 1498 | ||