Warren, Michael Andrew
Current rating: 1498
Record: 6-6-2
| Grand Prix London 2013 (GTC limited) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 613 | Rodrigues, Andre (1589) | Won 2-0 | +201518 |
| 2sealed | 342 | De Smet, Anton (1366) | Won 2-0 | +151533 |
| 3sealed | 177 | Korevaar, Martijn (1634) | Lost 1-2 | -161517 |
| 4sealed | 427 | Glen, Alasdair (1518) | Lost 1-2 | -181499 |
| 5sealed | 718 | Havas, Jean-Charles (1434) | Lost 0-2 | -191480 |
| 6sealed | 668 | Reynolds, Callum (1483) | Won 2-0 | +181498 |
| average opponent: 1504record: 3-3 | new rating: 1498 | |||
| Grand Prix Lyon 2012 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 506 | Thirard, Stephane (1500) | Draw 1-1 | 01500 |
| 2modern | 651 | Vega, Guillermo (1500) | Won 1-0 | +181518 |
| 3modern | 616 | Fargues, Olivier (1429) | Lost 0-2 | -201498 |
| 4modern | 722 | Comabella Soto, Abel (1469) | Lost 0-1 | -181480 |
| 5modern | 758 | Rubino, Mario (1433) | Won 2-1 | +171497 |
| 6modern | 705 | Hartmann, Michael (1561) | Draw 1-1 | +11498 |
| 7modern | 712 | Klimke, Chris (1507) | Lost 1-2 | -181480 |
| 8modern | 698 | Didier, Antoine (1461) | Won 2-0 | +181498 |
| average opponent: 1482record: 3-3-2 | new rating: 1498 | |||