Artists
Bands and artists featured on MetalCountdown.
Occult MasterDoom Metal · Heavy
Ocean GoddessMetalcore with Groove Metal elementsOcean of GriefMelodic Doom
OCEAN OF ILLUSIONSProgressive Deathcore
Ocean SleeperMetalcore
OCEANDVSTAlternative
OceansMetalcore · Nu-MetalOceans of SlumberProgressive MetalOctaviagraceProgressiveOCTO CRURAIndustrial
October NoirGothicOctoploidMelodic Progressive Death Metal
OctotankerPsychedelic Stoner · DoomOcultumFuneral DoomOdd CrewGrooveODDITIESDeathcore
ODDKOIndustrial
OddlandProgressive MetalOddly ShrugsGothicOdraedirPaganOdrotPsychedelic Stoner
Of Mice & MenMetalcore
OF THE BETRAYERBlackened Deathcore · Symphonic DeathcoreOf the FallenMelodic Deathcore
OF VIRTUEMetalcoreOF WOLF & MANHeavy MetalOfnusAtmosphericOhayōgozaimasu おはようございます1 videosOhenSymphonic Black Metal
Oideyo! yüreiz.Visual Kei
Ok GoodnightProgressive Metal · Progressive Rock
OKKULTISTBlackened Death MetalOkl's FruitLoopsMelodic Death Metal
OL TIME MOONSHINEDoom Metal · Psychedelic Stoner
Ol' Time MoonshineDoom Metal · Psychedelic Stoner MetalOlathiaPower
Old Hag on the MountainStoner Metal · Doom MetalOld MachinesSymphonic Black Metal
OLD MOONDoom Metal
Old NightMelodic Doom MetalOld WaindsBlack Metal
Olde ThroneAtmospheric Black MetalÖldödsDeath MetalOlsAtmospheric Black Metal with Folk influences
ÖLÜMPsychedelic Folk RockOmega DrippVisual KeiOmega PurgeMelodic Death MetalOmegaeternumBlack MetalOmêkaMelodic Death
OMENSStonerOminous RuinTechnical Brutal Death MetalOmissionBlackened Thrash Metal
OMNIMARIndustrialOmniscienceMetalcore
Omnium GatherumMelodic Death Metal
OmnivideProgressive
OmnivortexTechnical Death Metal
On the LooseEpic Doom MetalONANTSIRADeath MetalOnce AwakeGroove Metal