Buckley, Sean
Current rating: 1576
Record: 31-26-1
| Regional Championships Toronto 2023 Cycle 4 (pioneer) | starting rating: 1635 | |||
| round | table | opponent (rating) | result | Δrating |
| 1pioneer | 110 | Schatteman, Boston (1813) | Lost 1-2 | -151620 |
| 2pioneer | 143 | Gelinas, Louis (1484) | Lost 1-2 | -211599 |
| 3pioneer | 160 | Deriviere, Leo (1569) | Won 2-0 | +181617 |
| 4pioneer | 88 | Collette, Jason (1482) | Lost 1-2 | -211596 |
| 5pioneer | 138 | Stephenson, Jason (1471) | Lost 0-2 | -201576 |
| top | average opponent: 1564record: 1-4 | new rating: 1576 | ||
| Regional Championships Ottawa 2023 (ONE standard) | starting rating: 1632 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 115 | Miller, Nathan (1434) | Lost 1-2 | -211611 |
| 2standard | 73 | Hilton, Tyler (1418) | Won 2-0 | +141625 |
| 3standard | 69 | Da Silva, Alex (1533) | Won 2-0 | +161641 |
| 4standard | 59 | Phillips, Nakeem (1490) | Lost 0-2 | -201621 |
| 5standard | 47 | Van Vaals, Michael (1904) | Won 2-0 | +231644 |
| 6standard | 51 | Dore, Maxime (1872) | Lost 1-2 | -141630 |
| 7standard | 58 | Gellert, Kyle (1747) | Won 2-0 | +201650 |
| 8standard | 44 | Dery, Jonathan (1800) | Lost 0-2 | -151635 |
| top | average opponent: 1650record: 4-4 | new rating: 1635 | ||
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1642 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1213 | Tran, Andrew (1583) | Won 2-0 | +171659 |
| 2sealed | 1183 | Grothe, Michael (1631) | Won 2-0 | +181677 |
| 3sealed | 1199 | Webb, Justin (1527) | Lost 1-2 | -211656 |
| 4sealed | 1207 | Alcaraz, OJ (1601) | Won 2-1 | +171673 |
| 5sealed | 1187 | Pham, Hoang Ha (1585) | Lost 1-2 | -201653 |
| 6sealed | 1195 | Dreher, Gregory (1475) | Lost 1-2 | -211632 |
| top | average opponent: 1567record: 3-3 | new rating: 1632 | ||
| Grand Prix Toronto 2019 (modern) | starting rating: 1674 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 118 | Fenster, Brian (1471) | Lost 0-2 | -221652 |
| 2modern | 515 | Leschinsky, Michael (1460) | Won 2-1 | +151667 |
| 3modern | 304 | MacLean, Ryan [CAN] (1480) | Lost 0-2 | -221645 |
| 4modern | 572 | Vandelden, Alex (1531) | Won 2-1 | +161661 |
| 5modern | 364 | Jobin, Jean-Philippe (1603) | Lost 0-2 | -191642 |
| top | average opponent: 1509record: 2-3 | new rating: 1642 | ||
| Grand Prix Toronto 2017 (HOU limited) | starting rating: 1707 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 341 | Hardie, Douglas (1484) | Won 2-0 | +141721 |
| 2sealed | 62 | Corner, Bryan (1516) | Draw 1-1 | -41717 |
| 3sealed | 296 | Sommerville, Duncan (1518) | Lost 1-2 | -211696 |
| 4sealed | 422 | Whitfield, Ken (1493) | Lost 0-2 | -221674 |
| top | average opponent: 1503record: 1-2-1 | new rating: 1674 | ||
| Grand Prix Las Vegas 2017 (limited) (AKH limited) | starting rating: 1694 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 622 | Guratovich, Nick (1500) | Won 2-0 | +141708 |
| 2sealed | 71 | Tactacan, Anthony (1570) | Won 2-0 | +161724 |
| 3sealed | 485 | Aull, Katherine (1608) | Won 2-1 | +161740 |
| 4sealed | 207 | Mori, Katsuhiro (1985) | Lost 0-2 | -141726 |
| 5sealed | 390 | Kearney, Dale (1435) | Won 2-0 | +131739 |
| 6sealed | 187 | Thompson, Gerry (2061) | Won 2-0 | +241763 |
| 7sealed | 48 | Hitz, Michael (1942) | Lost 1-2 | -151748 |
| 8sealed | 334 | Chen, Daniel (1550) | Lost 1-2 | -221726 |
| 9sealed | 404 | Tan, Jowie (1654) | Lost 0-2 | -191707 |
| top | average opponent: 1701record: 5-4 | new rating: 1707 | ||
| Grand Prix Orlando 2004 (Mirrodin block) | starting rating: 1640 | |||
| round | table | opponent (rating) | result | Δrating |
| 4block | 7 | Racht, Adam (1637) | Won 2-0 | +181658 |
| 5block | 25 | Tate, Jason (1551) | Won 2-0 | +161674 |
| 6block | 12 | Miller, Eric (1590) | Won 2-1 | +161690 |
| 7block | 5 | Stark, Ben S (2062) | Won 2-1 | +251715 |
| 8block | 2 | Jensen, William (1775) | Won 2-1 | +191734 |
| 9block | 1 | Kuhman, Michael (1628) | Lost 0-2 | -201714 |
| 10block | 2 | Parker, Brock (1831) | Lost 1-2 | -161698 |
| 11block | 7 | Komsky, Stan (1611) | Won 2-1 | +161714 |
| 12block | 7 | Herbert, Rich (1698) | Won 2-0 | +181732 |
| 13block | 3 | Chernoff, Adam (1700) | Lost 1-2 | -191713 |
| 14block | 5 | Garza, Jeff (1618) | Lost 1-2 | -191694 |
| top | average opponent: 1700record: 7-4 | new rating: 1694 | ||
| Grand Prix Atlanta 2003 (8ED standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 38 | Walls, Gabe (1833) | Won 2-0 | +241524 |
| 5standard | 7 | White, Harold (1539) | Won 2-0 | +181542 |
| 6standard | 11 | Babis, Robert (1591) | Won 2-1 | +191561 |
| 7standard | 3 | Leek, Ryan (1563) | Won 2-0 | +181579 |
| 8standard | 2 | Douglass, Morgan (1843) | Lost 1-2 | -131566 |
| 9standard | 7 | Nassif, Gabriel (2104) | Won 2-1 | +271593 |
| 10standard | 4 | Claytor, Joshua (1723) | Won 2-0 | +201613 |
| 11standard | 2 | Thompson, Gerry (1670) | Won 2-1 | +191632 |
| 12standard | 2 | Linde, Matt (1924) | Won 2-0 | +231655 |
| 13standard | 1 | Mowshowitz, Zvi (2042) | ID | 01655 |
| 14standard | 2 | Blume, Marco (1782) | ID | 01655 |
| Qstandard | Blume, Marco (1782) | Lost 1-2 | -151640 | |
| top | average opponent: 1783record: 8-2-2 | new rating: 1640 | ||