To Mega Therion

black metal thrash metal doom metal death metal metal seen live Avant-garde Metal swiss Avant-Garde blackened thrash metal heavy metal Gothic Metal switzerland old school black metal thrash Extreme Metal 80s Glam Metal proto-black metal experimental Progressive metal black Thrash metal Doom Avantgarde Metal First Wave Of Black Metal speed metal Dark metal first wave black metal Avant-Garde Thrash Metal avantgarde Blackened Death Metal