Sullivan, William
Current rating: 1592
Record: 31-22 (GP) / 3-5 (professional)
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1554 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 10 | Shaw, Jesse (1467) | Lost 1-2 | -201534 |
| 3sealed | 345 | Koenig, Ian (1485) | Won 2-0 | +171551 |
| 4sealed | 232 | Johnstone, Terrence (1489) | Lost 0-2 | -191532 |
| 5sealed | 278 | Fournier, Daniel (1916) | Won 2-0 | +251557 |
| 6sealed | 239 | Trepanier, Dave (1597) | Won 2-1 | +181575 |
| 7sealed | 173 | Lamoure, Carl (1598) | Won 2-1 | +191594 |
| 8sealed | 117 | Messelaar, Brian (1524) | Won 2-1 | +171611 |
| 9sealed | 98 | Pham, Hoang Ha (1556) | Lost 1-2 | -191592 |
| 10draft | 195 | Klein, Daniel (1631) | Lost 1-2 | -181574 |
| 11draft | 216 | Meislin, Matthew (1575) | Won 2-0 | +181592 |
| top | average opponent: 1584record: 6-4 | new rating: 1592 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 391 | Blum, Robert (1468) | Lost 1-2 | -211591 |
| 2modern | 664 | Bott, Mike (1353) | Lost 1-2 | -221569 |
| 3modern | 819 | Cooney, Nathaniel (1308) | Lost 0-2 | -231546 |
| 4modern | 849 | Cougler, Jacob (1446) | Lost 0-2 | -191527 |
| 5modern | 341 | Romanczak, Eryk 2 (1428) | Won 2-1 | +161543 |
| 6modern | 698 | Majewski, David (1425) | Won 2-1 | +161559 |
| 7modern | 540 | Haley, Connor (1464) | Lost 0-2 | -201539 |
| 8modern | 472 | Connors, Corey (1353) | Won 2-1 | +151554 |
| top | average opponent: 1406record: 3-5 | new rating: 1554 | ||
| Pro Tour Rivals of Ixalan (modern) | starting rating: 1629 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 108 | Xiao, Han (1887) | Won 2-1 | +221651 |
| 2draft | 55 | Rodriguez Reyes, Carlos Alberto (1567) | Won 2-1 | +171668 |
| 3draft | 199 | Wescoe, Craig (1963) | Lost 0-2 | -131655 |
| 4modern | 43 | Sochurek, Petr (2014) | Lost 1-2 | -121643 |
| 5modern | 110 | Weitz, Benjamin (1878) | Lost 1-2 | -141629 |
| 6modern | 170 | Merle, Arthur (1492) | Won 2-0 | +161645 |
| 7modern | 143 | Belfatto, Michael (1517) | Lost 1-2 | -201625 |
| 8modern | 125 | Tierney, Patrick (1925) | Lost 0-2 | -131612 |
| top | average opponent: 1780record: 3-5 | new rating: 1612 | ||
| Grand Prix New Jersey 2017 (lim) (XLN limited) | starting rating: 1660 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 217 | Marcellana, Ian (1477) | Lost 1-2 | -211639 |
| 2sealed | 287 | Carter, Ariel (1476) | Won 2-0 | +151654 |
| 3sealed | 452 | Giampietro, Philip (1502) | Won 2-0 | +151669 |
| 4sealed | 355 | Youngblood-Petersen, Campbell (1747) | Lost 1-2 | -161653 |
| 5sealed | 313 | Meehan, Damian (1495) | Won 2-0 | +151668 |
| 6sealed | 211 | Sesit, Brad (1693) | Lost 1-2 | -181650 |
| 7sealed | 376 | Majewski, David (1445) | Lost 1-2 | -211629 |
| top | average opponent: 1548record: 3-4 | new rating: 1629 | ||
| Grand Prix Indianapolis 2015 (BFZ standard) | starting rating: 1693 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 198 | Osborne, Paul (1546) | Won 2-1 | +151708 |
| 2standard | 193 | Brackett, Brian (1562) | Lost 1-2 | -211687 |
| 3standard | 400 | Huesing, Dylan (1497) | Lost 0-2 | -211666 |
| 4standard | 431 | Piechowiak, Nicholas (1479) | Won 2-0 | +151681 |
| 5standard | 368 | Haley, Keir (1555) | Lost 1-2 | -211660 |
| top | average opponent: 1528record: 2-3 | new rating: 1660 | ||
| Grand Prix Cleveland 2015 (FRF limited) | starting rating: 1675 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 499 | Bischoff, Michael (1451) | Won 2-1 | +141689 |
| 2sealed | 125 | McKee, Austin (1518) | Won 2-1 | +151704 |
| 3sealed | 255 | Crumpler, Ken (1402) | Won 2-0 | +131717 |
| 4sealed | 139 | Six, Brian (1777) | Lost 0-2 | -171700 |
| 5sealed | 292 | Austin, Shawn (1593) | Won 2-0 | +161716 |
| 6sealed | 87 | Havlovic, Bob (1669) | Lost 1-2 | -191697 |
| 7sealed | 201 | Reed, David (1636) | Won 2-1 | +171714 |
| 8sealed | 105 | Dawson, Peter (1536) | Lost 0-2 | -211693 |
| top | average opponent: 1573record: 5-3 | new rating: 1693 | ||
| Grand Prix Omaha 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 174 | Beck, Aidan (1500) | Won 2-0 | +181518 |
| 2modern | 208 | Stanley, Richard (1405) | Won 2-0 | +161534 |
| 3modern | 186 | Zachow, Andrew (1697) | Won 2-0 | +211555 |
| 4modern | 50 | Reiter, Joseph (1514) | Won 2-1 | +171572 |
| 5modern | 46 | Maginnis, Peter (1774) | Lost 1-2 | -141558 |
| 6modern | 42 | Hubbell, Xavier (1551) | Won 2-1 | +181576 |
| 7modern | 52 | Boyd, Adam (1716) | Won 2-0 | +201596 |
| 8modern | 14 | Reilly, Troy (1617) | Won 2-0 | +191615 |
| 9modern | 17 | McDougall, Logan (1690) | Won 2-0 | +191634 |
| 10modern | 9 | Alongi, Adam (1679) | Lost 0-2 | -171617 |
| 11modern | 21 | DeMars, Brian (1858) | Lost 0-2 | -141603 |
| 12modern | 37 | Zakrzewski, Sam (1570) | Won 2-1 | +171620 |
| 13modern | 36 | Smith, Sean (1633) | Won 2-1 | +191639 |
| 14modern | 21 | Carvill, Dan (1648) | Won 2-0 | +181657 |
| 15modern | 13 | Cohen, Justin (1682) | Won 2-0 | +181675 |
| top | average opponent: 1635record: 12-3 | new rating: 1675 | ||