3 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Biller, Helmut, Dr. | Stigar, Petter | 0-1 | D37 | Round 7: Biller, Helmut, Dr. - Stigar, Petter | 2026-07-23 |
| Helmut, Dr. Biller | Christian Syre | 0-1 | B06 | Round 2: Helmut, Dr. Biller - Christian Syre | 2022-08-13 |