Sanctioned Matchup Predictor
Jeff Costello vs Joey Zhao
Past Head-to-Head Rubbers (2)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Joey Zhao | def. | Jeff Costello | 7,12,7 | SETTA 2026 Spring Round 8 (2026-08-31) | +8 |
| Jeff Costello | def. | Joey Zhao | 5,-6,8,8 | SETTA 2026 Spring Round 1 (2026-07-13) | +12 |