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 | The Obsessed - Gilded Sorrow Metal | 16.02.2024 |
 | The Obsessed - Sacred Metal | 07.04.2017 |
 | The Ocean - Holocene Metal | 19.05.2023 |
 | The Ocean - Phanerozoic I: Palaeozoic Metal | 02.11.2018 |
 | The Ocean - Phanerozoic II: Mesozoic | Cenozoic Metal | 25.09.2020 |
 | The Offering - Home Metal |  02.08.2019 |
 | The Offering - Seeing The Elephant Metal | 04.11.2022 |
 | The Old Dead Tree - Second Thoughts Metal | 06.12.2024 |
 | The Old Dead Tree - The End [EP] Metal | 06.12.2019 |
| The Omega Experiment - [Nowa Płyta] Metal | nieustalona |
 | The Omega Swarm - Crimson Demise Metal | 26.07.2024 |
 | The Omnific - The Law Of Augmenting Returns Metal | 31.01.2025 |
 | The Order - Out Of Order [EP] Metal | 27.08.2021 |
 | The Order - Supreme Hypocrisy Metal | 22.05.2020 |