Mendenhall, Devin
Current rating: 1450
Record: 2-5
| Grand Prix Houston 2018 (RIX limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 223 | Cook, Samuel (1597) | Lost 1-2 | -161484 |
| 2sealed | 332 | Lisica, Kyle (1640) | Won 2-0 | +211505 |
| 3sealed | 345 | Monahan, Kevin (1501) | Lost 1-2 | -181487 |
| 4sealed | 359 | O'Sullivan, Connor (1640) | Lost 0-2 | -161471 |
| 5sealed | 349 | Staffel, Jonathan (1409) | Won 2-0 | +171488 |
| 6sealed | 283 | Uthuppan, Joseph (1338) | Lost 1-2 | -211467 |
| 7sealed | 244 | Shipman, Nicholas (1485) | Lost 0-2 | -171450 |
| average opponent: 1516record: 2-5 | new rating: 1450 | |||