Sanctioned Matchup Predictor
Jonathan Sierra vs Tony Dcosta
Past Head-to-Head Rubbers (2)
| Winner | Loser | Score | Event | Rating Delta | |
|---|---|---|---|---|---|
| Jonathan Sierra | def. | Tony Dcosta | 10,9,9 | TTWS 2026 Winter Round 10 and 12 (2026-09-30) | +8 |
| Jonathan Sierra | def. | Tony Dcosta | 2,5,-9,-8,6 | TTWS 2026 Winter C Grade Round 3 (2026-08-13) | +6 |