Let's blow the last post away... These are all off my memory (so I might miss a lot).
Morbid Angel, Noctunus, Death, Possessed, Bolt Thrower, Dio, Judas Priest, Sabaton, Sabbat (UK), Sabbat (Jap), Metalucifer, Raging Fury, Hellhammer, Gallhammer, Hydra Vein, Mythic, Bombarder, Nadimač, Törr, Infernal Majesty, Zaklana Čeljad, Abhorer, Megadeth, Iron Maiden, Angel Dust, Dark Angel, Blasphemy, Ancient Rites, Acheron, Burzum, Fastkill, Toxic Holocaust, Nuclear Assault, Sepultura, Sarcofago, Attomica, Deathwish, Celtic Frost, Nasty Savage, Savatage, Sarcasm, Heller, Sorcery, Slayer, NME, Desecrator, After Death, Tormentor (Hun), Moby Dick (Hun), Bulldozer, Destructor, Mefisto, Destruction, Violent Force, Raven, Exciter, Old Morgul, Overkill, Voor, Sacrifice, Venom, Angel Witch, Sacred Reich, Sodom, Razor, Praying Mantis, Crucifixion, Satan, Pokolgép, Wombbath, Dark Star, Xentrix, Kreator, Death Angel, Assassin, Vio-Lence, Napalm Death, Terrorizer, Tirant Sin, Leviathan, Massacre, Pestilence, Excoriate, Grave, Bathory, Entombed, Obscurity, Nunslaughter, Karakondžula, Risk, Asutopsy, Witchburner, Hydrophobia, Mortuary Drape, Revenant, Repulsion, Beherit, Vomitor, Onslaught, Treblinka/Tiamat, Morbid Saint, Whiplash.
That's as far as I can go now.