MacNaughton, Lucas
Current rating: 1643
Record: 19-12-1
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1547 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 279 | Eckler, Christian (1500) | Won 2-0 | +171564 |
| 2sealed | 178 | Briancon, Florian (1518) | Lost 0-2 | -191545 |
| 3sealed | 339 | Cooperman, Cory (1499) | Won 2-1 | +181563 |
| 4sealed | 244 | Frenette, Marc (1519) | Won 2-1 | +171580 |
| 5sealed | 183 | Holt, Andrew (1528) | Won 2-1 | +171597 |
| 6sealed | 142 | Freedman, Kevin (1822) | Lost 1-2 | -141583 |
| 7sealed | 111 | D'Angelo, Derek (1524) | Won 2-0 | +171600 |
| 8sealed | 118 | Brossard-Flood, Michel (1554) | Won 2-1 | +171617 |
| 9sealed | 70 | Klein, Daniel (1650) | Won 2-0 | +191636 |
| 10draft | 158 | Yorke, Chris (1561) | Won 2-0 | +161652 |
| 11draft | 135 | Elarar, Jay (1870) | Lost 0-2 | -141638 |
| 12draft | 156 | Huard, Philipe (1586) | Won 2-0 | +171655 |
| 13draft | 201 | Sebuhyan, Levon (1631) | Lost 0-2 | -181637 |
| 14draft | 167 | Westbrook, Matthew (1888) | Won 2-0 | +221659 |
| 15draft | 144 | Massak, Shawn (1755) | Lost 0-2 | -161643 |
| top | average opponent: 1627record: 10-5 | new rating: 1643 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 185 | Strnad, Brandon (1513) | Won 2-0 | +181541 |
| 2standard | 341 | Poisson, David (1514) | Won 2-0 | +171558 |
| 3standard | 36 | Switzer, Paul (1438) | Draw 1-1 | -21556 |
| 4standard | 188 | Taylor, Joshua (1816) | Won 2-1 | +231579 |
| 5standard | 78 | Angers Ruest, Marc (1540) | Lost 1-2 | -191560 |
| 6standard | 200 | Khare, Anand (1848) | Lost 0-2 | -131547 |
| top | average opponent: 1611record: 3-2-1 | new rating: 1547 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 203 | Bronson, Tim (1502) | Won 2-0 | +181518 |
| 2standard | 249 | Albert, Benjamin (1517) | Won 2-0 | +181536 |
| 3standard | 22 | Watson, Nicholas 2 (1448) | Won 2-0 | +171553 |
| 4standard | 170 | Ward, Daniel (1893) | Lost 1-2 | -121541 |
| 5standard | 137 | Fumerton, Jesse (1557) | Won 2-1 | +181559 |
| 6standard | 76 | Robert, Pierre Olivier (1551) | Lost 1-2 | -181541 |
| 7standard | 259 | Doiron, Jacob (1538) | Lost 0-2 | -181523 |
| top | average opponent: 1572record: 4-3 | new rating: 1523 | ||
| Grand Prix Montreal 2014 (BNG limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 143 | Madore, Eric (1500) | Won 2-1 | +181518 |
| 2sealed | 620 | Marcotte, Adrien (1518) | Won 2-1 | +181536 |
| 3sealed | 112 | Dufour, Terrence (1536) | Lost 1-2 | -181518 |
| 4sealed | 10 | Pineault, Mark (1540) | Lost 1-2 | -181500 |
| top | average opponent: 1524record: 2-2 | new rating: 1500 | ||