10 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Treminio Umanzor, Leonel Alejandro | James, Justin | 1-0 | A45 | Olymp 2026 Open | 2026-09-26 |
| Treminio Umanzor, Leonel Alejandro | Mohammed Al Ryami | 1-0 | D01 | Olymp 2026 Open | 2026-09-23 |
| Treminio Umanzor, Leonel Alejandro | Ibarra Carlos Roberto | 0-1 | B31 | Round 4: Treminio Umanzor, Leonel Alejandro - Ibarra Carlos Roberto | 2025-04-16 |