21 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Piekarski, Atila Balzer | Ribeiro, Danilo Ribaski | * | A40 | Curitiba Chess Open 2026 - Blitz | 2026-04-20 |
| Piekarski, Atila Balzer | Da Silva, Miguel Michels | * | D00 | Curitiba Chess Open 2026 - Blitz | 2026-04-20 |
| Piekarski, Atila Balzer | Cubas, Jose | 0-1 | A45 | Rodada 4: Piekarski, Atila Balzer - Cubas, Jose | 2026-04-20 |
| Piekarski, Atila Balzer | Gomes, Miguel Abner Neves | 1-0 | D00 | Curitiba Chess Open 2026 - Blitz | 2026-04-20 |
| Piekarski, Atila Balzer | Conor, Gilberto Bordignon | * | A45 | Curitiba Chess Open 2026 - Blitz | 2026-04-20 |
| Piekarski, Atila Balzer | Bispo, Marcia de Lima | 1-0 | B45 | Curitiba Chess Open 2026 - Rápido | 2026-04-19 |
| Piekarski, Atila Balzer | Filadelfo Nunes, Jose Lucas | * | C79 | Curitiba Chess Open 2026 - Rápido | 2026-04-19 |
| Piekarski, Atila Balzer | Contreras Huaman, Fiorella | 0-1 | B13 | II Sampa Chess Open - Rápido FIDE | 2025-02-01 |
| Piekarski, Atila Balzer | Sibinel, Luiz Filipe Valdo | 1-0 | B40 | II Sampa Chess Open - Rápido FIDE | 2025-02-01 |
| Atila Balzer Piekarski | Edson Kenji Tsuboi | 0-1 | B46 | Round 5: Atila Balzer Piekarski - Edson Kenji Tsuboi | 2023-08-06 |
| Atila Balzer Piekarski | Daniel Yoshito Ikejiri | 0-1 | B33 | Round 2: Atila Balzer Piekarski - Daniel Yoshito Ikejiri | 2023-06-08 |