Flier, Duane
Current rating: 1570
Record: 17-17
| Grand Prix Detroit 2019 (M20 limited) | starting rating: 1459 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 82 | Suarez, Bryan (1500) | Won 2-0 | +191478 |
| 2sealed | 43 | Cheng, Vince (1518) | Won 2-0 | +191497 |
| 3sealed | 137 | Robinson, Connor (1785) | Won 2-0 | +231520 |
| 4sealed | 4 | Sachs, Mitchell (1568) | Won 2-1 | +191539 |
| 5sealed | 27 | Ritner, Ronnie (1931) | Lost 0-2 | -121527 |
| 6sealed | 27 | Cloonan, Brian (1629) | Won 2-1 | +201547 |
| 7sealed | 13 | Chan, Jason (1875) | Lost 0-2 | -121535 |
| 8sealed | 52 | Titizian, Sam (1745) | Won 2-0 | +221557 |
| 9sealed | 28 | Male, Nick (1798) | Lost 0-2 | -141543 |
| 10draft | 15 | Bruni, Adam (1608) | Lost 0-2 | -171526 |
| 11draft | 15 | Brown, Dylan [USA] (1700) | Won 2-0 | +211547 |
| 12draft | 15 | Eady, Brent (1788) | Lost 1-2 | -131534 |
| 13draft | 50 | Ehrnsberger, Joe (1534) | Won 2-1 | +181552 |
| 14draft | 63 | Starlin, Kody (1569) | Won 2-1 | +181570 |
| 15draft | 60 | Krut, Isaak (1881) | ID | 01570 |
| top | average opponent: 1695record: 9-5-1 | new rating: 1570 | ||
| Grand Prix Madison 2019 (WAR limited) | starting rating: 1449 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 221 | Kennedy, Cole (1500) | Won 2-0 | +191468 |
| 2sealed | 76 | Kaehler, David (1579) | Won 2-0 | +201488 |
| 3sealed | 65 | Berry, Mike (1662) | Lost 1-2 | -151473 |
| 4sealed | 141 | Luukkonen, Tim (1468) | Won 2-0 | +181491 |
| 5sealed | 183 | Dubin, Nicole (1676) | Lost 1-2 | -151476 |
| 6sealed | 251 | Hodge, Brian (1526) | Lost 0-2 | -171459 |
| top | average opponent: 1568record: 3-3 | new rating: 1459 | ||
| Grand Prix Milwaukee 2018 (GRN standard) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 38 | Loiland, Stephanie (1500) | Won 2-0 | +191475 |
| 2standard | 57 | Pecsi, Adam (1597) | Lost 0-2 | -161459 |
| 3standard | 410 | Ronna, Skyler (1539) | Won 2-1 | +191478 |
| 4standard | 302 | Buck, Brendan (1531) | Lost 1-2 | -171461 |
| 5standard | 294 | Mcintosh, David (1513) | Won 2-0 | +191480 |
| 6standard | 281 | Geyer, Pierson (1687) | Lost 0-2 | -141466 |
| 7standard | 359 | Kuecker, Steven (1512) | Lost 0-2 | -171449 |
| top | average opponent: 1554record: 3-4 | new rating: 1449 | ||
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 103 | Moulton, Jesse (1630) | Lost 0-2 | -161466 |
| 4sealed | 186 | Drews, John (1411) | Won 2-1 | +171483 |
| 5sealed | 259 | Demestrio, Joe (1934) | Lost 1-2 | -101473 |
| 6sealed | 347 | Crawford, Joe (1527) | Lost 1-2 | -171456 |
| top | average opponent: 1625record: 1-3 | new rating: 1456 | ||
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 127 | Grimley, Christine (1500) | Won 2-0 | +181518 |
| 2sealed | 272 | Karp, Paul (1519) | Lost 1-2 | -181500 |
| 3sealed | 320 | NePerud, Drew (1477) | Lost 0-2 | -181482 |
| top | average opponent: 1499record: 1-2 | new rating: 1482 | ||