A

...Aaaarrghh...
Aaskereia
Abaroth
Abathur
Abazagorath
Abdunor
Abgott
Abhor
Abhorer
Abhorre
Abiathar
Abigail
Abigor
Abime
Ablepsia
Abolish
Abominator
Abomino Aetas
Aborym
Abraas
Abrasax
Abruptum
Absentia Lunae
Absent Silence
Abske Fides
Absu
Absyde
Abused Majesty
Abusiveness
Abusus
Abysmal
Abysmal Gates
Abyssaria
Abyssos
Abyssum
Acceptus Noctifer
Accubitorium
Acheron
Achiral
Acrimonious
Adhur
Ad Inferna
Ad Inferos
Ad Noctum (Denmark)
Ad Noctum (Poland)
Adokhsiny
Adonais
Adorarum Lunae
Adorior
Adultery
Adumus
Adversam
Advocatus Diaboli
Adytum
Aeba
Aegir (Germany)
Aegir (Sweden)
Aeon
Aes Dana
Aesthenia
Aetherius Obscuritas
Afgunst
A Forest
Afterdeath
Agailiarept
Agares
Agarthi
Agathion
Agathodaimon
Agatus
Agaures
Agmen
Agorazheim
Agratz
A Gruesome Find
Agrypnie
Aguynguerran
Ahnenstahl
Ahriman
A.I.D.S.
Aifur
Aisling
Aiumeen Basoa
Aivarim
Ajattara
Akerbeltz (Brazil)
Akerbeltz (Spain)
Akercocke
Akhenaton
Akihma
Akrival
Alastor (Austria)
Alastor (Portugal)
Alastor Sanguinary Embryo
Alcest
Alcoholic Smashing War
Algaion
Alghazanth
Algol (Norway)
Algol (USA)
Algor
Alienchrist
Allegiance
Allfader
Allfather
Allvaters Zorn
Alocer
Alsvarth
Alsvartr
Alverg
Alvsvart
Amazarak
Ambiguitas
Amduscias
Amen Corner
Amesoeurs
Amestigon
Amethyst
Amnion
Amok Vedar
Amon
Amon Sul
Amorak
Amsvartner
Amystery
AN
Anaal Nathrakh
Anael
Anaon
Anarazel
Anaxagazaroth
Ancalagon
Ancestral Fog
Ancestral Majesty
Ancestral Myth
Ancêtres
Ancient
Ancientblood
Ancient Ceremony
Ancient Rites
Ancient Wargod
Ancient Wisdom
Andhrimnir
...And Oceans
Andras
Angantyr
Angmar (Finland)
Angmar (France)
Angra Mainyu (Germany)
Angra Mainyu (Romania)
Angrboda
Angrenost
Angst
Anhkrehg
Animus (Germany)
Animus (Israel)
Animus Herilis
Animus Mortis
Ankrismah
Annihilatus
Ansur
Antaeus
Antaios
Anteis Symphonia
Anthropolatri
Anti
Anti-Christian Assault
Antikriist
Anu
Anubi
Anubis
Anwech
Anwyl
Aphasia
Aphoom Zhah
Apocalypse
Apokrypha
Apolion's Genocide
Apollyon
Apolokia (Germany)
Apolokia (Italy)
Apostasia
Apotheosis
Apotheosys
Arafel
Arallu
Aranruth
Aras (Finland)
Aras (Iran)
Arathorn
Arcadian Nocturne
Arcana Coelestia
Arcane Church
Archaean Harmony
Archaeus
Archaicus
Archgoat
Arckanum
Arcturus
Ares
Ares Wrath
Argar
Argath
Argentum
Argyrian
Arkenstone
Arkham
Arkha Sva
Arkheth
Arkhon Infaustus
Armagedda
Armageddon (Italy)
Armageddon Rises
Arphaxat
Arrival
Ars Diavoli
Ars Inferi
Ars Macabra
Arsonist Lodge
Arte Oculta
Artes Orbis
Arth
Arthemesia
Arum
ARV
Arvind
Aryos
Asakku
Asaru
Asbel
Ascaroth
Ascendancy
Ases
Asgard (Canada)
Asgard (Czech)
Asgaroth
Ashdautas
Ashen Light
Ashes
Ashmolean
Ash Nazg
Aska
Aske
Askedal
Askehorde
Askuror
Asmodée
Asmodee
Asmodeus (Austria)
Asmodeus (Iceland)
Asmodeus (Norway)
As Sahar
Assamalla
As Stormclouds Gather
Astaarth
Astaroth
Astarte
Astharoth
Astral
Astray
Astriaal
Astrum Aurora
Asvaran
Asyndess
Atanatos
Atenoux
Ater Tenebrae
Athanor
Athothep
Atman
Atopie
Atras Cineris
Atritas
Atroxaeon
Augrimmer
Aura Noir
Autumnal Reaper
Autumn Verses
Avatar
Avenger
Avernum
Averse Sefira
Ave Sathanas
Avsked
Avsky
Avzhia
Axamenta
Axiom
Axis Of Advance
Axt
Ayahuaira
Azael
Azaghal
Azag-Thoth
Azahel's Fortress
Azamoth
Azaroth
Azaxul
Azazel (Finland)
Azazel (Israel)
Azerlath
Azeroth
Azhubham Haani
Azmodan
Azrael
Azterion
Azure