Kolbuc, Trevor
Current rating: 1340
Record: 25-38-1
| Grand Prix Detroit 2019 (M20 limited) | starting rating: 1393 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 24 | Moore, Andrew (1592) | Won 2-1 | +211414 |
| 2sealed | 22 | Ryder, Sean (1799) | Lost 0-2 | -111403 |
| 3sealed | 209 | Kostas, Steven (1598) | Lost 1-2 | -151388 |
| 4sealed | 249 | Zang, Luke (1482) | Lost 0-2 | -161372 |
| 5sealed | 261 | Joshi, Prithvi (1465) | Lost 0-2 | -161356 |
| 6sealed | 223 | Slafkin, Jeffery (1462) | Lost 0-2 | -161340 |
| top | average opponent: 1566record: 1-5 | new rating: 1340 | ||
| Grand Prix Vancouver 2018 (UMA limited) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 111 | Kotyk, Jeff (1500) | Lost 1-2 | -171428 |
| 2sealed | 311 | Sugiyama, Andy (1516) | Lost 0-2 | -171411 |
| 3sealed | 390 | Bell, Scott (1360) | Lost 0-2 | -181393 |
| top | average opponent: 1459record: 0-3 | new rating: 1393 | ||
| Grand Prix Toronto 2017 (HOU limited) | starting rating: 1402 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 91 | Mohr, William (1594) | Lost 1-2 | -151387 |
| 2sealed | 496 | O'Keefe, John (1455) | Won 2-0 | +201407 |
| 3sealed | 447 | Nacci, Andrew (1503) | Lost 0-2 | -171390 |
| 4sealed | 453 | Till, Stefan (1485) | Won 2-0 | +201410 |
| 5sealed | 412 | Nguyen, Sang (1503) | Won 2-0 | +201430 |
| 6sealed | 235 | Brierley, Michael (1875) | Won 2-1 | +251455 |
| 7sealed | 242 | Sasaki, Yusuke (1713) | Won 2-1 | +231478 |
| 8sealed | 164 | Meloche, Laura (1556) | Lost 0-2 | -171461 |
| 9sealed | 234 | Brookshire, Andy (1540) | Lost 0-2 | -161445 |
| top | average opponent: 1580record: 5-4 | new rating: 1445 | ||
| Grand Prix Vancouver 2017 (modern) | starting rating: 1454 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 2419 | Scott, David [CAN] (1500) | Won 2-0 | +191473 |
| 2modern | 2040 | Price, Jamie (1518) | Lost 0-2 | -171456 |
| 3modern | 2465 | Percy, Andrew (1393) | Lost 1-2 | -191437 |
| 4modern | 2564 | Tsang, Garrett (1495) | Lost 1-2 | -171420 |
| 5modern | 2690 | Martin, Brady (1433) | Lost 1-2 | -181402 |
| top | average opponent: 1468record: 1-4 | new rating: 1402 | ||
| Grand Prix Montreal 2016 (EMN limited) | starting rating: 1491 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 2830 | Kramer, Adam (1408) | Lost 1-2 | -191472 |
| 2sealed | 2342 | Coulier, Stephane (1489) | Lost 0-2 | -181454 |
| top | average opponent: 1448record: 0-2 | new rating: 1454 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1457 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 211 | Duval, Remi (1493) | Won 2-0 | +181475 |
| 2sealed | 187 | Monh, Christopher (1543) | Won 2-0 | +201495 |
| 3sealed | 234 | Taylor, Joshua (1811) | Lost 0-2 | -131482 |
| 4sealed | 267 | Faulkner, Derick (1576) | Won 2-1 | +201502 |
| 5sealed | 120 | Toussaint, Francis (1757) | Lost 0-2 | -141488 |
| 6sealed | 191 | Grier, Genevieve (1502) | Won 2-1 | +191507 |
| 7sealed | 143 | Allan, Dane (1650) | Lost 1-2 | -161491 |
| top | average opponent: 1619record: 4-3 | new rating: 1491 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1517 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 83 | Robillard, Kyle (1450) | Won 2-0 | +171534 |
| 3sealed | 244 | Merson, Hugh (1537) | Lost 0-2 | -181516 |
| 4sealed | 313 | Schwab, Jason (1132) | Won 2-1 | +111527 |
| 5sealed | 128 | Sandrin, Ryan (1511) | Lost 0-2 | -181509 |
| 6sealed | 216 | Savoie, Marc-Olivier (1575) | Draw 1-1 | +11510 |
| 7sealed | 270 | Carroll, Maya (1478) | Lost 1-2 | -191491 |
| 8sealed | 241 | Severin, John (1515) | Lost 1-2 | -171474 |
| 9sealed | 199 | De Azevedo Piovezan, F (1525) | Lost 0-2 | -171457 |
| top | average opponent: 1465record: 2-5-1 | new rating: 1457 | ||
| Grand Prix Boston-Worcester 2014 (modern) | starting rating: 1496 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 22 | Thompson, Miles (1555) | Won 2-0 | +191515 |
| 2modern | 62 | Nelson, Dan (1543) | Lost 0-2 | -171498 |
| 3modern | 392 | Cooley, Michael (1501) | Won 2-0 | +181516 |
| 4modern | 267 | Spagnolo, Jonathan (1548) | Lost 1-2 | -181498 |
| 5modern | 386 | Bryan, Jon (1499) | Won 2-1 | +181516 |
| 6modern | 345 | Zeman, Tyson (1686) | Lost 0-2 | -151501 |
| 7modern | 294 | Biasetti, Anthony (1412) | Won 2-1 | +171518 |
| 8modern | 187 | Emery, Jeffrey (1471) | Won 2-0 | +171535 |
| 9modern | 161 | Longmore, Douglas (1536) | Lost 0-2 | -181517 |
| top | average opponent: 1528record: 5-4 | new rating: 1517 | ||
| Grand Prix Toronto 2013 (THS limited) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 324 | Williams, Gabriel (1518) | Won 2-1 | +171573 |
| 3sealed | 236 | Watteyne, Michel (1518) | Won 2-1 | +171590 |
| 4sealed | 145 | Leung, Koby (1584) | Lost 1-2 | -181572 |
| 5sealed | 280 | McAlpin, John-Francis (1534) | Lost 1-2 | -191553 |
| 6sealed | 34 | Barber, Cameron (1492) | Lost 0-2 | -191534 |
| 7sealed | 77 | Lesser, Shane (1452) | Lost 1-2 | -191515 |
| 8sealed | 300 | Demarce, Sean (1479) | Lost 0-2 | -191496 |
| top | average opponent: 1511record: 2-5 | new rating: 1496 | ||
| Grand Prix Detroit 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 200 | Yungmann, Martin (1466) | Won 0-0 | +171517 |
| 3modern | 196 | Leon Valencia, Francisco (1700) | Won 2-0 | +221539 |
| 4modern | 169 | Peppler, Kevin (1652) | Lost 1-2 | -161523 |
| 5modern | 299 | Weise, Shaun (1525) | Lost 1-2 | -181505 |
| 6modern | 293 | Lax, Ari (2000) | Won 2-1 | +261531 |
| 7modern | 286 | Davis, Marc (1539) | Won 2-1 | +181549 |
| 8modern | 208 | Nass, Matthew (1963) | Won 2-0 | +251574 |
| 9modern | 98 | Hilty, Jacob (1539) | Lost 0-2 | -181556 |
| top | average opponent: 1673record: 5-3 | new rating: 1556 | ||