Devilliez, Cyril
Current rating: 1512
| Grand Prix Brussels 2018 (M19 standard) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 134 | Hoffmann, Daniel Vronning (1301) | Won 2-0 | +151488 |
| 2standard | 90 | Moreno Sanchez, Angel (1464) | Lost 1-2 | -181470 |
| 3standard | 433 | Claassen, Stefan (1396) | Won 2-1 | +161486 |
| 4standard | 221 | de Togni, Marco (1779) | Won 2-0 | +231509 |
| 5standard | 113 | Coremans, Jeffrey (1615) | Won 2-1 | +201529 |
| 6standard | 66 | Vuillot, Samuel (1933) | Draw 1-1 | +71536 |
| 7standard | 109 | Ramis Pascual, Toni (1904) | Lost 0-2 | -111525 |
| 8standard | 192 | Prinz, Kristof (1805) | Lost 0-2 | -131512 |
| top | average opponent: 1650record: 4-3-1 | new rating: 1512 | ||
| Grand Prix Metz 2017 (HOU limited) | starting rating: 1487 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 322 | Nicoud, Sacha (1424) | Won 2-1 | +161503 |
| 2sealed | 76 | Mohr, Lars (1715) | Lost 0-2 | -141489 |
| 3sealed | 467 | Buhl, Eric (1504) | Lost 0-2 | -171472 |
| 4sealed | 522 | Gotthard, Justin (1482) | Won 2-1 | +181490 |
| 5sealed | 529 | Lannoy, Remy (1500) | Won 2-1 | +181508 |
| 6sealed | 229 | Hisler, Benjamin (1523) | Lost 0-2 | -181490 |
| 7sealed | 504 | Brissy, Gregory (1539) | Lost 0-2 | -171473 |
| top | average opponent: 1527record: 3-4 | new rating: 1473 | ||
| Grand Prix Strasbourg 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1007 | Hoekzema, Erzo (1354) | Won 2-0 | +151515 |
| 2sealed | 739 | Nagy, Thomas (1715) | Lost 0-2 | -141501 |
| 3sealed | 1081 | Bakule, Jakub (1784) | Lost 0-2 | -131488 |
| 4sealed | 1068 | Jancke, Nicolas (1482) | Won 2-1 | +181506 |
| 5sealed | 935 | Vauchelle, Jonathan (1435) | Lost 0-2 | -191487 |
| top | average opponent: 1554record: 2-3 | new rating: 1487 | ||