DeRoche, Chris
Current rating: 1583
Record: 10-9-1 (GP) / 16-11-1 (professional)
| Grand Prix Boston-Worcester 2012 (M13 limited) | starting rating: 1631 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 188 | Sumsky, Stefan (1518) | Lost 0-2 | -211610 |
| 3sealed | 589 | Craven, Mackey (1565) | Lost 1-2 | -181592 |
| 4sealed | 755 | Romonosky, Glen (1482) | Won 2-1 | +161608 |
| 5sealed | 461 | Jones, Matt (1471) | Won 2-1 | +151623 |
| 6sealed | 432 | Vega, William (1484) | Lost 0-2 | -201603 |
| 7sealed | 413 | Cook, Chris (1500) | Lost 0-2 | -201583 |
| top | average opponent: 1503record: 2-4 | new rating: 1583 | ||
| Grand Prix Columbus 2004 (DST limited) | starting rating: 1609 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 99 | Tse, Jay (1530) | Won 2-0 | +171626 |
| 4sealed | 12 | Faulkner, Brant (1727) | Won 2-0 | +191645 |
| 5sealed | 2 | Krouner, Ken (1801) | Lost 0-2 | -151630 |
| 6sealed | 52 | Hawkins, Charlie (1522) | Lost 0-2 | -201610 |
| 7sealed | 154 | Dougherty, Robert (1827) | Lost 0-2 | -141596 |
| 8sealed | 122 | Ball, Thomas (1515) | Won 2-1 | +171613 |
| 9sealed | 83 | Lee, Winston (1604) | Won 2-0 | +181631 |
| top | average opponent: 1647record: 4-3 | new rating: 1631 | ||
| Grand Prix Philadelphia 2000 (extended) | starting rating: 1580 | |||
| round | table | opponent (rating) | result | Δrating |
| 2extended | 47 | Yang, Peter (1500) | Won 0-0 | +171597 |
| 3extended | 29 | Hagenbach, David (1536) | Won 0-0 | +171614 |
| 4extended | 17 | James, Eric (1555) | Won 0-0 | +171631 |
| 5extended | 8 | Emmert, Mike (1592) | Lost 0-0 | -191612 |
| 6extended | 33 | Ravitz, Joshua (1554) | Won 0-0 | +171629 |
| 7extended | 21 | Senhouse, Chris (1619) | Draw 0-0 | 01629 |
| 8extended | 27 | Duewel-Zahniser, Eric (1540) | Lost 0-0 | -201609 |
| top | average opponent: 1556record: 4-2-1 | new rating: 1609 | ||
| Pro Tour London 1999 (UDS draft) | starting rating: 1588 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 94 | Herzog, Nicolai (1827) | Won 2-0 | +221610 |
| 2draft | 86 | Yamada, Makoto (1521) | Won 2-0 | +171627 |
| 3draft | 109 | Summersberger, Helmut (1519) | Lost 0-2 | -201607 |
| 4draft | 14 | Poulsen, Palle (1396) | Draw 1-1 | -41603 |
| 5draft | 139 | Chapin, Patrick (1620) | Lost 1-2 | -181585 |
| 6draft | 113 | Hatanaka, Kenichi (1466) | Lost 1-2 | -201565 |
| 7draft | 4 | Stevens, David (1407) | Won 2-0 | +151580 |
| top | average opponent: 1537record: 3-3-1 | new rating: 1580 | ||
| Pro Tour New York 1999 (Urza's block) | starting rating: 1617 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 108 | Stoltzfus, Timothy (1500) | Lost 1-2 | -201597 |
| 2block | 128 | Dearing, John (1485) | Won 2-0 | +161613 |
| 3block | 58 | Pilnick, Michael (1505) | Won 2-1 | +161629 |
| 4block | 73 | Ziegler, Eric (1520) | Won 2-1 | +161645 |
| 5block | 26 | Monsen, Haakon (1558) | Lost 1-2 | -191626 |
| 6block | 61 | Cuneo, Andrew (1523) | Lost 1-2 | -201606 |
| 7block | 76 | Hein, Dirk (1620) | Lost 0-2 | -181588 |
| top | average opponent: 1530record: 3-4 | new rating: 1588 | ||
| Pro Tour Los Angeles 1999 (USG rochester) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1rochester | 35 | Humpherys, David (1639) | Won 0-0 | +211521 |
| 2rochester | 95 | Shears, Steven (1500) | Won 2-1 | +171538 |
| 3rochester | 43 | Nuttall, Daniel (1644) | Won 2-1 | +201558 |
| 4rochester | 98 | Ormerod, John (1546) | Won 2-0 | +181576 |
| 5rochester | 59 | Wollpert, Worth (1537) | Won 2-0 | +171593 |
| 6rochester | 56 | Lau, Terry (1595) | Lost 0-0 | -181575 |
| 7rochester | 55 | Courtois, Frederic (1593) | Won 0-0 | +191594 |
| 8rochester | 8 | O'Mahoney-Schwartz, Daniel (1657) | Won 0-0 | +191613 |
| 9rochester | 21 | Lauer, Erik (1806) | Won 1-0 | +211634 |
| 10rochester | 1 | Lau, Terry (1670) | Lost 0-2 | -171617 |
| 11rochester | 10 | Bello, Hashim (1544) | Won 2-1 | +161633 |
| 12rochester | 4 | O'Mahoney-Schwartz, Steven (1699) | Lost 0-2 | -161617 |
| 13rochester | 5 | Bui, Lucien (1638) | Lost 0-2 | -181599 |
| 14rochester | 13 | Refsdal, Gunnar (1613) | Won 2-1 | +181617 |
| top | average opponent: 1620record: 10-4 | new rating: 1617 | ||