 | Obsidian Tongue - Volume III Metal |  31.01.2020 |
 | Obsidious - Iconic Metal | 28.10.2022 |
 | Obstawa Prezydenta - Siedem Blues/Jazz |  28.11.2012 |
 | Obywatel MC - Getto Deluks Hip-Hop | 22.02.2013 |
 | Obywatel MC - Star Dust Hip-Hop | 15.11.2019 |
 | Obywatel MC - Witaj w domu Hip-Hop | 23.04.2021 |
 | OC - Trophies Hip-Hop |  01.05.2012 |
 | Occulsed - Crepitation Of Phlegethon Metal | 17.09.2021 |
 | Occulsed - Parturition Of Adulteration Metal | 23.12.2022 |
 | Occult Burial - Burning Eerie Lore Metal | 30.10.2020 |
 | Occult Burial - Reverie Of The Malignant Metal | 20.10.2023 |
 | Occultation - Silence In The Ancestral House Metal | 14.10.2014 |
 | Occultation - Three and Seven Metal | 17.04.2012 |
 | Occultum - Apokatastasis Metal | 30.04.2021 |
 | Ocean - Wojna Świń Rock | 20.06.2011 |