Bands

Nona Decima Morta

Italy · Doom/Death Metal

Noosphera

Mexico · Melodic Death Metal with Trance elements

Norgate

Italy · Death/Thrash Metal

Notas de Sangre

Argentina · Thrash/Death Metal/Metalcore

Nothing Left

United States · Death Metal

Nothing More to Eat

Finland · Grindcore, Death Metal

Nothing Sacred

Chile · Death/Thrash Metal

Not Otherwise Specified

Netherlands · Death/Thrash Metal

Notr

Türkiye · Death Metal

Nuclear Massacre

United States · Death Metal/Grindcore

Obastra

United States · Progressive Death Metal/Deathcore

Obliteration

Germany · Death Metal/Grindcore

Obliteration

Norway · Death Metal

Oblivio

Italy · Doom/Death Metal (early); Gothic/Alternative Rock (later)

Oblivionized

United Kingdom · Technical Brutal Death Metal (early); Mathcore/Grindcore (later)

Oblivion's Eye

Canada · Atmospheric/Progressive Death Metal

Obnoxious

Sweden · Death Metal

Obscure Infinity

Sweden · Death Metal

Obsidian Aspect

Australia · Death Metal

Occisas

Venezuela · Death Metal/Grindcore/Industrial

Ocean of Obsession

United States · Progressive/Melodic Death Metal/Deathcore

Ocean of Sin

Russia · Metalcore (early); Melodic Death Metal (later)

Of Grief Everlasting

Australia · Doom/Death Metal

Omnivore

Italy · Death/Thrash Metal