 | Orbit Culture - Death Above Life Metal |  03.10.2025 |
 | Orbit Culture - Descent Metal | 18.08.2023 |
 | Orbit Culture - Nija Metal | 07.08.2020 |
 | Orbit Culture - Shaman [EP] Metal | 24.09.2021 |
 | Orbital Gate - Demonstration Of Post Apocalyptic Warfare Metal | 28.03.2025 |
 | Orchid's Curse - Words Metal |  26.03.2013 |
 | Ordalia - Odes For Victory Metal | 20.09.2023 |
 | Orden Ogan - Final Days Metal | 26.02.2021 |
 | Orden Ogan - Final Days: Orden Ogan And Friends Metal | 21.10.2022 |
 | Orden Ogan - Gunmen Metal | 07.07.2017 |
 | Orden Ogan - The Order Of Fear Metal | 05.07.2024 |
 | Order Of Orias - [Nowa Płyta] Metal | nieustalona |
 | Order Of Orias - Ablaze Metal | 30.04.2020 |
 | Ordinance (FIN) - In Purge There Is No Remission Metal | 11.09.2020 |
 | Ordinul Negru - A Sojourner Wandering Through The Barren Openness [EP] Metal | 26.11.2021 |