LaCasse, John
Current rating: 1606
Record: 26-19-1
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1555 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 85 | Cannata, David (1500) | Won 2-0 | +171572 |
| 2sealed | 127 | Wilson, Ryan (1501) | Won 2-0 | +171589 |
| 3sealed | 110 | Sosna, Ryan (1536) | Won 2-0 | +171606 |
| 4sealed | 54 | Dembinski, Kyle (1579) | Lost 1-2 | -191587 |
| 5sealed | 80 | Race, Allan (1538) | Won 2-0 | +171604 |
| 6sealed | 87 | Dubois, Joe (1506) | Won 2-1 | +171621 |
| 7sealed | 17 | Fennell, Christopher (1869) | Lost 1-2 | -141607 |
| 8sealed | 53 | Campbell, Blaine (1527) | Won 2-1 | +171624 |
| 9sealed | 55 | Anderson, Robert (1638) | Lost 1-2 | -181606 |
| top | average opponent: 1577record: 6-3 | new rating: 1606 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1596 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 208 | Arianoutsos, Tommy (1518) | Lost 0-2 | -191577 |
| 3legacy | 227 | McCarthy, Jimmy (1520) | Lost 0-2 | -191558 |
| 4legacy | 455 | Friend, Isaac (1482) | Won 2-0 | +161574 |
| 5legacy | 301 | Potter, Daniel G (1500) | Lost 1-2 | -191555 |
| top | average opponent: 1505record: 1-3 | new rating: 1555 | ||
| Grand Prix Philadelphia 2008 (extended) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 185 | Jones, Trent (1585) | Lost 1-2 | -181569 |
| 2extended | 279 | Patterson, Luke (1482) | Won 2-0 | +161585 |
| 3extended | 257 | Ackroyd-Isales, Daniel (1519) | Won 2-1 | +171602 |
| 4extended | 141 | Romero, Inigo (1486) | Draw 1-1 | -21600 |
| 5extended | 214 | Vaughan, Robert (1472) | Won 2-0 | +161616 |
| 6extended | 144 | McCurry, Christopher R (1529) | Won 2-0 | +161632 |
| 7extended | 88 | Tietze, Maxwell (1650) | Lost 0-2 | -181614 |
| 8extended | 143 | Duke, Ian (1606) | Lost 0-2 | -181596 |
| top | average opponent: 1541record: 4-3-1 | new rating: 1596 | ||
| Grand Prix Columbus 2007 (legacy) | starting rating: 1574 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 130 | Smelski, Geoffrey T (1518) | Lost 0-2 | -191555 |
| 4legacy | 125 | Davis, Todd (1501) | Lost 0-2 | -191536 |
| 5legacy | 277 | Scott, Raymond C (1502) | Won 2-1 | +181554 |
| 6legacy | 226 | Green, Jordan (1519) | Won 2-0 | +171571 |
| 7legacy | 91 | Kincaid, Tim (1541) | Lost 1-2 | -191552 |
| 8legacy | 163 | Elrod, David (1501) | Won 2-1 | +171569 |
| 9legacy | 131 | Mackenzie, Rachel C (1541) | Won 2-0 | +181587 |
| top | average opponent: 1517record: 4-3 | new rating: 1587 | ||
| Grand Prix New Jersey 2006 (TSP limited) | starting rating: 1613 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 22 | Pimm, Douglas (1518) | Lost 0-2 | -201593 |
| 3sealed | 295 | Jackson, Allen (1716) | Lost 1-2 | -161577 |
| 4sealed | 311 | Uber, Connor (1482) | Won 2-0 | +161593 |
| 5sealed | 288 | Rabovsky, Jeffrey W (1528) | Lost 0-2 | -191574 |
| top | average opponent: 1561record: 1-3 | new rating: 1574 | ||
| Grand Prix Philadelphia 2005 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 109 | Stein, Michael (1587) | Won 2-0 | +201520 |
| 2legacy | 45 | Goerttler, Jonathan (1518) | Won 2-0 | +181538 |
| 3legacy | 26 | Lynch, Brian (1722) | Won 2-0 | +211559 |
| 4legacy | 39 | Greene, Robert (1520) | Won 2-0 | +171576 |
| 5legacy | 16 | Ackroyd-Isales, Daniel (1571) | Won 2-1 | +181594 |
| 6legacy | 5 | Scheurer, Scott (1591) | Won 2-0 | +181612 |
| 7legacy | 6 | Rabovsky, Jeffrey W (1576) | Lost 0-2 | -191593 |
| 8legacy | 17 | Sadin, Steven (1687) | Lost 0-2 | -161577 |
| 9legacy | 30 | Gearhart, David (1536) | Lost 0-2 | -191558 |
| 10legacy | 28 | Brinner, Justin (1568) | Won 2-1 | +191577 |
| 11legacy | 18 | Hatfield, Alix (1537) | Won 2-0 | +171594 |
| 12legacy | 17 | Cheng, Vincent (1606) | Won 2-1 | +181612 |
| 13legacy | 10 | Chambers, Adam (1637) | Won 2-0 | +181630 |
| 14legacy | 10 | Darland, Eric (1636) | Lost 1-2 | -171613 |
| top | average opponent: 1592record: 10-4 | new rating: 1613 | ||