Leach, William
Current rating: 1582
Record: 68-69
- 2014
- 2015
- 2016
- 2017
- 2018
| Grand Prix Portland 2018 (modern) | starting rating: 1612 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 331 | Smith, Robert RC (1946) | Won 2-1 | +241636 |
| 4modern | 156 | Glass, Campbell (1669) | Lost 1-2 | -171619 |
| 5modern | 356 | Hunter, Sean (1613) | Lost 1-2 | -181601 |
| 6modern | 282 | Marling, Alan (1553) | Lost 0-2 | -191582 |
| top | average opponent: 1695record: 1-3 | new rating: 1582 | ||
| Grand Prix Richmond 2018 (std) (M19 standard) | starting rating: 1596 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 140 | Kunkel, Benjamin (1518) | Won 2-0 | +161612 |
| top | record: 1-0 | new rating: 1612 | ||
| Grand Prix Richmond 2018 (leg) (legacy) | starting rating: 1576 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 89 | Cumberledge, Kevin (1518) | Won 2-0 | +171593 |
| 3legacy | 91 | Vincent Ardea, Felix (1568) | Won 2-0 | +181611 |
| 4legacy | 109 | Simon, Michael (1619) | Won 2-0 | +181629 |
| 5legacy | 8 | Turk, Neil (1613) | Lost 0-2 | -191610 |
| 6legacy | 64 | Tenjum, Andrew (1728) | Won 2-0 | +211631 |
| 7legacy | 51 | Beasley, Shanice (1573) | Lost 1-2 | -191612 |
| 8legacy | 128 | Clifford, Michael (1728) | Lost 0-2 | -161596 |
| top | average opponent: 1621record: 4-3 | new rating: 1596 | ||
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1581 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 29 | Saltzman, Ryan (1608) | Lost 1-2 | -171564 |
| 3standard | 379 | Ceballos, Miguel (1499) | Won 2-1 | +171581 |
| 4standard | 260 | Gomez, Joaquin (1519) | Won 2-0 | +161597 |
| 5standard | 143 | Mueting, Ivan (1536) | Lost 1-2 | -191578 |
| 6standard | 190 | Kyaw, Seaver (1518) | Won 2-0 | +171595 |
| 7standard | 104 | Beleber, Chad (1532) | Lost 0-2 | -191576 |
| top | average opponent: 1535record: 3-3 | new rating: 1576 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1556 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 1341 | Hsia, Ryan (1508) | Won 2-0 | +171573 |
| 3modern | 36 | Kinsey, Blake (1634) | Won 2-1 | +191592 |
| 4modern | 114 | Petro, Matthew (1579) | Won 2-0 | +181610 |
| 5modern | 54 | Sullano, Andrew (1833) | Won 2-0 | +221632 |
| 6modern | 13 | Ciesielczyk, Cody (1524) | Lost 0-2 | -201612 |
| 7modern | 51 | Vess, Lawrence (1880) | Lost 1-2 | -131599 |
| 8modern | 147 | Zhang, Jonathan (1615) | Lost 0-2 | -181581 |
| top | average opponent: 1653record: 4-3 | new rating: 1581 | ||
| Grand Prix Seattle 2018 (standard) (RIX standard) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 243 | Zimmerman, David (1601) | Lost 1-2 | -171533 |
| 3standard | 367 | Arnold, Josh (1387) | Won 2-0 | +161549 |
| 4standard | 444 | Bickel, Jesse (1495) | Lost 1-2 | -191530 |
| 5standard | 439 | Verrall, Nicholas (1495) | Won 2-0 | +171547 |
| 6standard | 262 | Lie, Benaya (1653) | Won 2-1 | +201567 |
| 7standard | 199 | Corvese, Harry (1992) | Lost 1-2 | -111556 |
| top | average opponent: 1604record: 3-3 | new rating: 1556 | ||
| Grand Prix Seattle 2018 (legacy) (legacy) | starting rating: 1608 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 42 | De Vera, Brandon (1517) | Lost 1-2 | -201588 |
| 3legacy | 374 | Buck, William (1605) | Lost 1-2 | -181570 |
| 4legacy | 600 | Nelson, Sam (1462) | Lost 0-2 | -201550 |
| top | average opponent: 1528record: 0-3 | new rating: 1550 | ||
| Grand Prix Phoenix 2018 (modern) | starting rating: 1620 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 176 | Delgado, Rolando (1482) | Won 2-0 | +161636 |
| 2modern | 143 | Ellis, Jarrod (1768) | Lost 0-2 | -161620 |
| 3modern | 482 | Garcia, Zachary (1505) | Won 2-0 | +161636 |
| 4modern | 405 | Watson, Moroni (1341) | Lost 0-2 | -231613 |
| 5modern | 351 | Black, Seth (1424) | Won 2-0 | +141627 |
| 6modern | 205 | Schroeder, Brayton (1525) | Lost 0-2 | -191608 |
| top | average opponent: 1508record: 3-3 | new rating: 1608 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1534 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 547 | Diaz, Erik (1500) | Won 2-0 | +171551 |
| 2standard | 268 | Osorio, Abel (1486) | Lost 0-2 | -191532 |
| 3standard | 515 | Tomlinson, Corey (1500) | Won 2-0 | +181550 |
| 4standard | 408 | Adepoju, Titus (1469) | Lost 0-2 | -201530 |
| 5standard | 521 | Schultz, Justin (1578) | Won 2-1 | +191549 |
| 6standard | 421 | Page, Jonathan (1500) | Won 2-1 | +171566 |
| 7standard | 181 | Peck, Arthur (1643) | Lost 0-2 | -171549 |
| 8standard | 314 | Folk, Coby (1514) | Won 2-1 | +181567 |
| 9standard | 256 | Walker, Brily (1542) | Won 2-1 | +171584 |
| 10standard | 154 | Cummings, Sam (1545) | Lost 0-2 | -181566 |
| 11standard | 172 | Powell, Piper (1498) | Lost 0-2 | -201546 |
| 12standard | 177 | Valko, Jonathan (1520) | Won 2-0 | +181564 |
| 13standard | 138 | Woodward, Warren (1727) | Won 2-0 | +211585 |
| 14standard | 134 | Pace, Stanley (1595) | Won 2-1 | +181603 |
| 15standard | 110 | Harberg, Nicholas (1562) | Won 2-1 | +171620 |
| top | average opponent: 1545record: 10-5 | new rating: 1620 | ||
| Grand Prix Phoenix 2017 (XLN limited) | starting rating: 1587 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 25 | Valieant, Joseph (1500) | Won 2-0 | +171604 |
| 2sealed | 72 | Patterson, Ryan (1752) | Lost 1-2 | -151589 |
| 3sealed | 258 | Duong, Jade (1557) | Lost 0-2 | -191570 |
| 4sealed | 384 | Millhauser, Jonathan (1657) | Lost 0-2 | -161554 |
| 5sealed | 475 | Tait, Ryan (1463) | Lost 0-2 | -201534 |
| top | average opponent: 1586record: 1-4 | new rating: 1534 | ||
| Grand Prix Las Vegas 2017 (modern) (modern) | starting rating: 1619 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 386 | Lujan, Gerald (1500) | Won 2-1 | +161635 |
| 2modern | 355 | Van Zee, Will (1361) | Won 2-0 | +131648 |
| 3modern | 712 | Brazzell, Davis (1578) | Lost 1-2 | -201628 |
| 4modern | 549 | Ahquin, Gerard (1515) | Lost 1-2 | -201608 |
| 5modern | 1009 | Llewelyn, Stockton (1449) | Lost 0-2 | -211587 |
| top | average opponent: 1480record: 2-3 | new rating: 1587 | ||
| Grand Prix Las Vegas 2017 (legacy) (legacy) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 415 | Fong, Christopher (1487) | Won 2-1 | +171536 |
| 2legacy | 171 | Corbo, Quade (1580) | Won 2-1 | +191555 |
| 3legacy | 516 | Sittner, Alex (1896) | Won 2-0 | +241579 |
| 4legacy | 253 | Takahashi, Yuta (1929) | Won 2-0 | +241603 |
| 5legacy | 87 | Katine, Josh (1543) | Won 2-0 | +171620 |
| 6legacy | 83 | Valente, Joey (1702) | Won 2-1 | +191639 |
| 7legacy | 8 | Rountree, Collin (1827) | Lost 0-2 | -141625 |
| 8legacy | 116 | Edelstein, Joshua (1493) | Lost 0-2 | -211604 |
| 9legacy | 245 | Romero, Christopher (1602) | Won 2-1 | +181622 |
| 10legacy | 67 | Fournier, Daniel (2000) | Won 2-1 | +251647 |
| 11legacy | 61 | Skallerup, Josiah (1659) | Won 2-1 | +181665 |
| 12legacy | 62 | Sacks, Neal (1886) | Lost 0-2 | -141651 |
| 13legacy | 99 | Nichols, Walter (1562) | Lost 1-2 | -201631 |
| 14legacy | 151 | Mines, David (1927) | Lost 0-2 | -121619 |
| top | average opponent: 1721record: 9-5 | new rating: 1619 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 472 | Weires, Synthia (1450) | Won 2-0 | +181491 |
| 2sealed | 376 | Ahlquist, Chris (1489) | Won 2-0 | +181509 |
| 3sealed | 260 | Wong, Daniel 1804 (1640) | Lost 1-2 | -161493 |
| 4sealed | 267 | McGrayne, Matt (1469) | Lost 0-2 | -181475 |
| 5sealed | 646 | Guo, Michelle (1380) | Won 2-1 | +161491 |
| 6sealed | 504 | Cheng, Aaron (1711) | Lost 0-2 | -141477 |
| 7sealed | 602 | Miller, Andrew (1633) | Won 2-0 | +211498 |
| 8sealed | 302 | Tan, Frederick (1495) | Won 2-1 | +181516 |
| 9sealed | 317 | Frentz, Michael (1521) | Won 2-1 | +181534 |
| 10draft | 254 | Wendel, Nathan (1516) | Won 2-1 | +171551 |
| 11draft | 218 | Nguyen, Thomas (1560) | Lost 0-0 | -171534 |
| 12draft | 146 | Juan, William (1755) | Won 2-0 | +221556 |
| 13draft | 95 | Chan, Wayland (1428) | Lost 0-2 | -211535 |
| 14draft | 110 | Wiesenberg, Joseph (1606) | Lost 0-2 | -161519 |
| top | average opponent: 1547record: 8-6 | new rating: 1519 | ||
| Grand Prix Oakland 2016 (BFZ standard) | starting rating: 1462 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 197 | Ayers, Brandon (1825) | Lost 1-2 | -121450 |
| 3standard | 464 | Alvord IV, Charles (1482) | Lost 1-2 | -171433 |
| 4standard | 657 | Riley, Neil (1464) | Won 2-1 | +191452 |
| 5standard | 450 | Snider, Warren (1493) | Won 2-1 | +181470 |
| 6standard | 294 | Van Scyoc, Lenny (1533) | Won 2-1 | +201490 |
| 7standard | 354 | Strid, Nathan (1544) | Won 2-0 | +191509 |
| 8standard | 223 | Blais, Ryan (1552) | Lost 1-2 | -181491 |
| 9standard | 308 | Jackson, Elijah (1486) | Lost 1-2 | -181473 |
| top | average opponent: 1548record: 4-4 | new rating: 1473 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 275 | Simpson, Jeffrey (1585) | Won 2-1 | +211469 |
| 3legacy | 275 | Patey, Cameron (1610) | Won 2-0 | +201489 |
| 4legacy | 151 | Strauss, Thilo (1697) | Won 2-0 | +221511 |
| 5legacy | 16 | Lore, Nick (1601) | Lost 0-2 | -161495 |
| 6legacy | 169 | Mayo, Daniel (1684) | Lost 1-2 | -151480 |
| 7legacy | 214 | Sokolowsky, Matt (1479) | Lost 1-2 | -181462 |
| top | average opponent: 1609record: 3-3 | new rating: 1462 | ||
| Grand Prix San Diego 2015 (ORI standard) | starting rating: 1407 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 174 | Wong, Tom (1496) | Won 2-0 | +201427 |
| 3standard | 91 | Cohoon, Marshall (1464) | Won 2-0 | +181445 |
| 4standard | 460 | Kou, Conor (1609) | Won 2-0 | +211466 |
| 5standard | 67 | Kibler, Brian (1917) | Lost 0-2 | -101456 |
| 6standard | 111 | Henson, Michael (1718) | Won 2-0 | +231479 |
| 7standard | 51 | Becerra Reyes, Carlos (1727) | Lost 0-2 | -141465 |
| 8standard | 138 | Shaw, Jeffery (1537) | Lost 0-2 | -171448 |
| top | average opponent: 1638record: 4-3 | new rating: 1448 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1432 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 127 | Muday, Jeremy (1518) | Lost 0-2 | -171415 |
| 3sealed | 283 | Blankenship, Arthur (1823) | Lost 1-2 | -111404 |
| 4sealed | 235 | Yan, Wah (1481) | Won 2-1 | +201424 |
| 5sealed | 204 | Harrison, Larry (1486) | Lost 1-2 | -171407 |
| top | average opponent: 1577record: 1-3 | new rating: 1407 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1456 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 159 | Kor, Frank (1594) | Lost 0-2 | -161440 |
| 3legacy | 407 | Bissonnette, Richard (1500) | Won 2-1 | +191459 |
| 4legacy | 289 | Reznikov, Eugene (1590) | Lost 0-2 | -151444 |
| 5legacy | 478 | Kerwin, John (1498) | Won 2-1 | +191463 |
| 6legacy | 202 | Quirk, Ian (1498) | Lost 1-2 | -181445 |
| 7legacy | 308 | Stokinger, Andrew (1697) | Lost 0-2 | -131432 |
| 8legacy | 276 | Burnham, Ross (1395) | Won 2-0 | +171449 |
| 9legacy | 200 | Barnum, Christopher (1492) | Lost 1-2 | -171432 |
| top | average opponent: 1533record: 3-5 | new rating: 1432 | ||
| Grand Prix Los Angeles 2014 (KTK standard) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 98 | Dumlao, Christopher (1500) | Lost 0-2 | -181446 |
| 3standard | 547 | Shinn, Cameron (1500) | Lost 1-2 | -171429 |
| 4standard | 733 | Mascorro, Fernando (1553) | Won 2-1 | +211450 |
| 5standard | 620 | Mohd Shuhaimi, Nik (1439) | Won 2-0 | +171467 |
| 6standard | 480 | Stephenson, Scott (1521) | Won 2-1 | +191486 |
| 7standard | 196 | Rosenblum, James (1707) | Lost 1-2 | -141472 |
| 8standard | 317 | Feeman, Dylan (1543) | Lost 1-2 | -161456 |
| top | average opponent: 1538record: 3-4 | new rating: 1456 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 369 | Daniel, Johnny (1526) | Lost 1-2 | -181482 |
| 2standard | 504 | Miller, Ty (1430) | Lost 0-2 | -181464 |
| 3standard | 628 | Solamillos, Oscar (1471) | Won 2-0 | +181482 |
| 4standard | 614 | Poe, Joshua (1481) | Lost 1-2 | -181464 |
| top | average opponent: 1477record: 1-3 | new rating: 1464 | ||