Oblivion Dust
j-rock, rock
Oblivion Machine
death metal, electronic, industrial death metal, industrial metal
Obojeni program
alternative rock, rock
Obscura
death metal, progressive death metal, progressive metal, technical death metal
Obscure Sphinx
post-metal, sludge metal
Obscurity
black metal, death metal, pagan metal, viking metal
Observer Drift
chillwave, dream pop, electronic, shoegaze
Obsidian Kingdom
black metal, progressive metal
Obszön Geschöpf
electro-industrial
Obtained Enslavement
black metal, melodic black metal, symphonic black metal
Obtenebris
black metal, death metal, melodic black metal, melodic death metal
Obús
hard rock, heavy metal
Obywatel G.C.
new wave, rock
Occult
black metal, death metal, thrash metal
Oceán
new romantic, new wave, synthpop
Ocean Architecture
ambient, progressive metal, progressive rock
Ocean Architecture
ambient, progressive metal, progressive rock
Ocean Colour Scene
britpop, indie rock, rock
Ocean Districts
post-metal, post-rock
Ocean Is Theory
emocore, post-hardcore, rock
Oceana
emocore, metalcore, post-hardcore, screamo
Oceanlab
dance, electronic, progressive trance, trance
OCEANLANE
emo, j-rock, rock
Oceano
death metal, deathcore, grindcore
Oceans Ate Alaska
emocore, metal, metalcore, post-hardcore
Oceans Divide
alternative rock, hard rock, modern rock, post-grunge, rock
Oceanship
alternative rock, ambient, piano rock, rock
Oceansize
alternative rock, post-rock, progressive rock
Ocelote Rojo
ambient, folk
Ochre
ambient, electronic, electronica, idm
Octave One
detroit techno, electronic, house, techno
Octavia
gothic metal, metal
Octavia Sperati
doom metal, gothic metal, metal
October Falls
black metal, neofolk, folk
October File
industrial metal, post-hardcore
October Project
progressive rock, rock, folk
October Tide
death metal, doom metal, melodic death metal
Octoberman
singer-songwriter, folk
Octobre
black metal, new wave
Odal
black metal, pagan metal
Odawas
folk rock, indie rock, post-rock, shoegaze
Odd Crew
groove metal, metal, sludge metal
Odd Dimension
metal, progressive metal
