Lafleur, Collin
Current rating: 1535
Record: 29-26-2
| Grand Prix Milwaukee 2016 (KLD limited) | starting rating: 1515 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 106 | Twedt, Justin (1411) | Won 2-0 | +161531 |
| 2sealed | 159 | Hand, Tyler (1519) | Won 2-1 | +181549 |
| 3sealed | 40 | Wells, Brian [USA] (1562) | Draw 1-1 | 01549 |
| 4sealed | 156 | Locke, Steve (1657) | Won 2-0 | +201569 |
| 5sealed | 76 | Zamba, Xander (1529) | Lost 0-2 | -191550 |
| 6sealed | 175 | Bahls, Chris (1555) | Draw 1-1 | 01550 |
| 7sealed | 271 | Ferris, Bob (1594) | Lost 0-2 | -171533 |
| 8sealed | 335 | Bohnhoff, Benjamin (1633) | Lost 0-2 | -161517 |
| 9sealed | 310 | Lopez, Brian (1504) | Won 2-1 | +181535 |
| top | average opponent: 1552record: 4-3-2 | new rating: 1535 | ||
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 338 | Bingham, Rob (1546) | Lost 1-2 | -181536 |
| 2sealed | 533 | De Leon, Calvin (1482) | Lost 0-2 | -191517 |
| 3sealed | 689 | Henrikson, Ascher (1463) | Won 2-0 | +171534 |
| 4sealed | 569 | Deyarmond, Matthew (1484) | Lost 1-2 | -191515 |
| top | average opponent: 1494record: 1-3 | new rating: 1515 | ||
| Grand Prix Minneapolis 2009 (ZEN limited) | starting rating: 1533 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 204 | Noland, Donald (1494) | Won 2-0 | +171550 |
| 3sealed | 181 | flowers, brian c (1537) | Won 2-0 | +181568 |
| 4sealed | 67 | Wise, Nick (1660) | Won 2-1 | +191587 |
| 5sealed | 44 | Rasmussen, Blake P (1555) | Won 2-1 | +181605 |
| 6sealed | 11 | Mantey, Tyler (1762) | Lost 1-2 | -151590 |
| 7sealed | 34 | Holland, Jeffery (1627) | Lost 1-2 | -181572 |
| 8sealed | 144 | Metzel, Joey (1554) | Lost 1-2 | -181554 |
| top | average opponent: 1598record: 4-3 | new rating: 1554 | ||
| Grand Prix Boston 2009 (M10 limited) | starting rating: 1590 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 527 | Jennings, Kevin (1538) | Lost 1-2 | -191571 |
| 3sealed | 584 | Wice, Alex (1494) | Lost 0-2 | -191552 |
| 4sealed | 632 | Cawley, Jason (1481) | Lost 1-2 | -191533 |
| top | average opponent: 1504record: 0-3 | new rating: 1533 | ||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1583 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 284 | Gibbons, Christopher C (1494) | Won 2-0 | +161599 |
| 3legacy | 66 | Carey, Brian J (1536) | Lost 0-2 | -191580 |
| 4legacy | 239 | Mayer, David (1503) | Lost 1-2 | -191561 |
| 5legacy | 394 | Brenizer, Craig D (1386) | Won 2-1 | +151576 |
| 6legacy | 264 | Burke, Mike T (1520) | Won 2-1 | +171593 |
| 7legacy | 142 | Roca, Dominic (1520) | Won 2-1 | +161609 |
| 8legacy | 158 | Konzen, Adam J (1554) | Lost 0-2 | -191590 |
| top | average opponent: 1502record: 4-3 | new rating: 1590 | ||
| Grand Prix Los Angeles 2009 (extended) | starting rating: 1603 | |||
| round | table | opponent (rating) | result | Δrating |
| 3extended | 97 | Anguiano, Ian (1536) | Won 2-0 | +161619 |
| 4extended | 1 | De Michielli, Luiz Guilherme (1710) | Lost 0-2 | -161603 |
| 5extended | 107 | Preston, Zach (1630) | Won 2-1 | +191622 |
| 6extended | 107 | Anderson, Sean P (1545) | Lost 0-2 | -201602 |
| 7extended | 95 | Jephson, Wiley (1538) | Lost 1-2 | -191583 |
| top | average opponent: 1592record: 2-3 | new rating: 1583 | ||
| Grand Prix Atlanta 2008 (ALA limited) | starting rating: 1607 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 64 | Willson, Nikkoli (1577) | Won 2-1 | +171624 |
| 3sealed | 95 | Davis, John (1622) | Lost 1-2 | -181606 |
| 4sealed | 107 | Kamihara, Ken (1520) | Won 2-0 | +171623 |
| 5sealed | 113 | Lee, Robert N (1489) | Lost 1-2 | -211602 |
| 6sealed | 143 | Evans, Dillon (1481) | Won 2-1 | +161618 |
| 7sealed | 120 | Manning, Christopher (1750) | Lost 0-2 | -151603 |
| top | average opponent: 1573record: 3-3 | new rating: 1603 | ||
| Grand Prix Kansas City 2008 (ALA limited) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 107 | Morlock, Ryan (1534) | Won 2-0 | +191535 |
| 2sealed | 119 | Russell, James (1523) | Won 2-0 | +171552 |
| 3sealed | 115 | Woyak, Ben (1466) | Lost 1-2 | -191533 |
| 4sealed | 160 | Gibbs, Tom (1523) | Lost 1-2 | -181515 |
| 5sealed | 215 | Beppu, Daniel H (1459) | Won 2-0 | +171532 |
| 6sealed | 120 | Perigo, Garner P (1521) | Won 2-0 | +171549 |
| 7sealed | 100 | Franklin, Eric (1673) | Won 2-0 | +211570 |
| 8sealed | 106 | Gillette, Clayton (1671) | Won 2-0 | +201590 |
| 9sealed | 57 | Gamble, Paul G (1561) | Won 2-1 | +171607 |
| top | average opponent: 1548record: 7-2 | new rating: 1607 | ||
| Grand Prix Indianapolis 2008 (SHM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 189 | Elkins, Matthew (1503) | Lost 0-2 | -181482 |
| 2sealed | 423 | church, shawn g (1482) | Lost 1-2 | -181464 |
| 3sealed | 488 | Gibbs, Brandon (1463) | Won 2-0 | +181482 |
| 4sealed | 424 | Boyer, Ashley (1485) | Won 2-0 | +181500 |
| 5sealed | 340 | Foster, Tucker (1431) | Won 2-0 | +171517 |
| 6sealed | 187 | LaClaire, Larry (1484) | Won 2-1 | +171534 |
| 7sealed | 178 | Griffin, Christian (1538) | Lost 1-2 | -181516 |
| top | average opponent: 1484record: 4-3 | new rating: 1516 | ||