Wertz, Walter
Current rating: 1555
Record: 17-14-4
| Grand Prix Columbus 2010 (legacy) | starting rating: 1524 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 83 | Hursh, Conner (1500) | Won 2-1 | +181542 |
| 2legacy | 26 | Sharrock, TJ (1518) | Draw 1-1 | -11541 |
| 3legacy | 100 | Kolson, Nate J (1521) | Draw 1-1 | 01541 |
| 4legacy | 190 | Cox, Matthew (1517) | Draw 1-1 | -11540 |
| 5legacy | 161 | Callahan, Chris (1503) | Won 2-0 | +181558 |
| 6legacy | 149 | Swisher, Samuel S (1519) | Won 1-0 | +171575 |
| 7legacy | 116 | Hurlbut, Chris (1467) | Lost 1-2 | -201555 |
| top | average opponent: 1506record: 3-1-3 | new rating: 1555 | ||
| Grand Prix New Jersey 2006 (TSP limited) | starting rating: 1536 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 112 | Huts, Roy (1637) | Won 1-0 | +201556 |
| 4sealed | 17 | Bustamante, Analynn (1576) | Won 2-0 | +181574 |
| 5sealed | 52 | Mondon, Pierre (1571) | Won 2-0 | +181592 |
| 6sealed | 21 | Aten, Timothy (1767) | Lost 0-2 | -151577 |
| 7sealed | 23 | Faber, Shaun (1665) | Lost 0-2 | -161561 |
| 8sealed | 106 | Schwartz, Gabriel (1560) | Lost 1-2 | -181543 |
| 9sealed | 101 | Gorzkowski, Shawn (1517) | Lost 0-2 | -191524 |
| top | average opponent: 1613record: 3-4 | new rating: 1524 | ||
| Grand Prix Philadelphia 2005 (legacy) | starting rating: 1538 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 156 | Chen, Eunice (1500) | Won 2-1 | +181556 |
| 2legacy | 38 | Linn, Douglas (1518) | Lost 0-2 | -191537 |
| 3legacy | 136 | Schmidt, Joseph (1546) | Won 2-0 | +181555 |
| 4legacy | 141 | Koren, Alex (1521) | Lost 1-2 | -181537 |
| 5legacy | 174 | Mcgirk, Michael (1505) | Won 1-0 | +171554 |
| 6legacy | 119 | Pettinari, Eric (1538) | Lost 0-2 | -181536 |
| top | average opponent: 1521record: 3-3 | new rating: 1536 | ||
| Grand Prix New Jersey 2004 (Mirrodin block) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 2block | 172 | Gunderson, Jamie (1518) | Won 2-0 | +191519 |
| 3block | 50 | Gagliardi, Joe (1522) | Lost 1-2 | -181501 |
| 4block | 264 | Dupiano, Paul (1518) | Won 2-0 | +181519 |
| 5block | 99 | Leader-Smith, Alex (1622) | Won 2-1 | +201539 |
| 6block | 123 | Wagenhoffer, David (1556) | Lost 0-1 | -181521 |
| 7block | 176 | Kaminski, Stephen (1487) | Won 2-1 | +181539 |
| 8block | 131 | Jolin, Gregory (1556) | Won 2-0 | +181557 |
| 9block | 43 | Schock, Rosco (1532) | Lost 1-2 | -191538 |
| top | average opponent: 1539record: 5-3 | new rating: 1538 | ||
| Grand Prix Philadelphia 2002 (ONS rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 87 | Bischoft, Al (1500) | Draw 1-1 | 01500 |
| 2sealed | 145 | Rice, Brad (1500) | Won 2-0 | +181518 |
| 3sealed | 104 | Smoot, Donald (1518) | Lost 1-2 | -181500 |
| 4sealed | 190 | Douglass, Ned (1499) | Won 2-1 | +181518 |
| 5sealed | 135 | Herbert, Rich (1518) | Lost 1-2 | -181500 |
| 6sealed | 139 | Stefanovic, Lou (1483) | Won 2-1 | +181518 |
| 7sealed | 106 | Kvecher, Leonid (1554) | Lost 0-2 | -181500 |
| top | average opponent: 1510record: 3-3-1 | new rating: 1500 | ||