59 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Mazzi, Leonardo | Vemparala, Nikash | 0-1 | A07 | Round 10: Mazzi, Leonardo - Vemparala, Nikash | 2026-06-25 |
| Mazzi, Leonardo | Boutikos, Eleftherios | 1-0 | A07 | U16 Open | 2026-06-23 |
| Mazzi, Leonardo | Kaul, Krrish | 1-0 | E05 | Round 7: Mazzi, Leonardo - Kaul, Krrish | 2026-06-22 |
| Mazzi, Leonardo | Francario, Felice Maria | 1/2-1/2 | A05 | Round 4: Mazzi, Leonardo - Francario, Felice Maria | 2026-06-18 |
| Mazzi, Leonardo | Chen, Ethan | 1-0 | A05 | Round 2: Mazzi, Leonardo - Chen, Ethan | 2026-06-16 |
| Mazzi, Leonardo | Albertini, Luca | 0-1 | C54 | Round 9: Mazzi, Leonardo - Albertini, Luca | 2025-03-05 |
| Mazzi, Leonardo | Tellarini, Lorenzo | 1-0 | B46 | Round 6: Mazzi, Leonardo - Tellarini, Lorenzo | 2025-03-03 |
| Mazzi, Leonardo | Papler, Peter | 1-0 | C41 | Round 9: Mazzi, Leonardo - Papler, Peter | 2025-01-31 |
| Mazzi, Leonardo | Benazzo, Angelo | 1-0 | B28 | Round 5: Mazzi, Leonardo - Benazzo, Angelo | 2025-01-27 |
| Mazzi, Leonardo | Skrbec, Leon | 0-1 | C54 | Round 3: Mazzi, Leonardo - Skrbec, Leon | 2025-01-25 |
| Mazzi, Leonardo | Petrosino, Germano | 1-0 | C50 | Round 1: Mazzi, Leonardo - Petrosino, Germano | 2025-01-24 |
| Mazzi, Leonardo | Caruso, Augusto | 1-0 | C55 | Round 7: Mazzi, Leonardo - Caruso, Augusto | 2025-01-06 |
| Mazzi, Leonardo | Simeone, Giulio | 1/2-1/2 | B13 | Round 5: Mazzi, Leonardo - Simeone, Giulio | 2024-11-03 |
| Mazzi, Leonardo | Tellarini, Lorenzo | 0-1 | B45 | Round 3: Mazzi, Leonardo - Tellarini, Lorenzo | 2024-11-01 |
| Mazzi, Leonardo | Bergamaschi, Elia | 1/2-1/2 | C19 | Round 1: Mazzi, Leonardo - Bergamaschi, Elia | 2024-10-31 |
| Mazzi, Leonardo | Lucchi, Alessandro | 0-1 | B33 | Round 9: Mazzi, Leonardo - Lucchi, Alessandro | 2024-07-06 |
| Mazzi, Leonardo | De Mojana Di Cologna, Arturo | 1-0 | B03 | Round 7: Mazzi, Leonardo - De Mojana Di Cologna, Arturo | 2024-07-04 |
| Mazzi, Leonardo | La Barbera, Manfredi | 1/2-1/2 | C55 | Round 5: Mazzi, Leonardo - La Barbera, Manfredi | 2024-07-02 |
| Mazzi, Leonardo | Kekic, Urban | 1/2-1/2 | C42 | Hit Open 2024 | 2024-02-02 |
| Mazzi, Leonardo | Horvath, Andras | 1-0 | C54 | Hit Open 2024 | 2024-01-31 |
| Mazzi, Leonardo | Kozlovic, Jernej | 0-1 | B13 | Hit Open 2024 | 2024-01-28 |
| Mazzi, Leonardo | Bazilius, Augustinas | 1/2-1/2 | B47 | Hit Open 2024 | 2024-01-27 |
| Leonardo Mazzi | Ivano Ceschia | 0-1 | B32 | Round 4: Leonardo Mazzi - Ivano Ceschia | 2023-12-10 |
| Leonardo Mazzi | Gabriel Urbani | 0-1 | C54 | Round 2: Leonardo Mazzi - Gabriel Urbani | 2023-12-09 |
| Mazzi Leonardo | Rubini Alessandro | 1-0 | B90 | Round 8: Mazzi Leonardo - Rubini Alessandro | 2023-07-08 |
| Mazzi Leonardo | Ballabio Pietro | 0-1 | B13 | Round 6: Mazzi Leonardo - Ballabio Pietro | 2023-07-06 |
| Mazzi Leonardo | Agolzer Luca | 1-0 | B90 | Round 4: Mazzi Leonardo - Agolzer Luca | 2023-07-05 |
| Mazzi, Leonardo | Cansu, Batuhan | 1/2-1/2 | C54 | Hit Open 2023 | 2023-03-22 |
| Mazzi, Leonardo | Caruso, Augusto | 0-1 | C55 | Hit Open 2023 | 2023-03-20 |
| Mazzi, Leonardo | Gelardi, Davide | 0-1 | B01 | Hit Open 2023 | 2023-03-18 |
| Mazzi, Leonardo | Praznik, Anton | 0-1 | B07 | Hit Open 2023 | 2023-03-17 |