[The Colonel]

Grindcore

Nasum
Assuck
Gadget
Rotten Sound
Discordance Axis

Swedish Death Metal

Dismember
Nihilist/Entombed
Grave
Repugnant
Entrails

American Death Metal

Morbid Angel
Autopsy
Death
Immolation
Incantation

Death/Grind (I guess?)

Napalm Death
Carcass
Bolt Thrower
Impaled
Exhumed

Hardcore

Black Flag
Bad Brains
Rorschach
Tragedy
Converge

D-Beat

Wolfpack/Wolfbrigade
Discharge
Anti-Cimex
Disfear
Skitsystem

Traditional Metal

Iron Maiden
Venom
Mercyful Fate
Dio
Motorhead

Thrash

Exodus
Death Angel
Wehrmacht
Cryptic Slaughter
Hirax

Sludge

Dystopia
Iron Monkey
EyeHateGod
Morne
Buzzov*en

Prog Metal

Cynic
Intronaut
Spiral Architect
Mastodon
Gorguts

Stoner/Doom

Black Sabbath
Winter
Sleep
Cathedral
Graves At Sea

Goregrind

Regurgitate
General Surgery
Haemorrhage
Gorerotted
Lord Gore