Guzman, Salvador
Current rating: 1481
Record: 2-3
| Grand Prix Portland 2018 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 393 | Campbell, Brian (1489) | Won 2-1 | +181518 |
| 2modern | 59 | Martinez, Jonathan 7193 (1445) | Lost 0-2 | -201498 |
| 3modern | 701 | Feuz, John (1484) | Lost 1-2 | -181480 |
| 4modern | 740 | Liang, Kevin (1481) | Won 2-0 | +181498 |
| 5modern | 396 | Marsh, Tom (1524) | Lost 1-2 | -171481 |
| average opponent: 1485record: 2-3 | new rating: 1481 | |||