Old Mans Child - Slaves of the World
n, 2009, Floga GRE (2018)
October Tide - In Splender Below
n, 2019, Agonia PL
Obtest - Auka Seniems Dievams
n, 2001, Leda Takas LIT (2011)
Obtest - Amžina Aušra
n, 2011, Ledo Takas LIT
Obsidian Kingdom - A Year with no Summer
n, 2016, Season of Mist FRA
Obsession - Scared for Life
ss, 1986, High Roller D (2024)
Obsession - Order of Chaos
ss, 2012, High Roller D (2024)
Oak - Oak
n, 2009, A389 Recordings USA
Oak - ii
n, 2010, A389 Recordings USA
Nupta Cadavera - Nupta Cadavera
n, 2019, Nuclear War Now USA
Nunslaughter - Metal Assault on Melbeurne & Brisbane
n, 2009, Hells Headbangers USA (3 x 7")
Numen - Numen
n, 2021, Les Acteurs de l'Ombre FRA
Not Fragile / Z-Iron - Masters of Metal
ss, 2004, Hellion DŠedý vinyl
Not Fragile / Z-Iron - Masters of Metal
ss, 2004, Hellion D, Růžový vinyl
Northtale - Welcome to Paradise
ss, 2019, Nuclear Blast D
Northtale - Eternal Flame
n, 2022, Night of the Vinyl Dead ITA
Nokturnal Mortum - Kolovrot
n, 2011, Osmose FRA (2020) - 3LP
Noisehunter - Time to Fight
ss. 1986, High Roller D (2019), red vinyl