Unknown HEAVY METAL bands: Video compilation (Old school)

This is a video compilation of unknown, but great heavy metal bands in the old style:
80's heavy metal or even hard rock.
Some of these bands don't have released albums, but are worth listening to.

https://youtu.be/9rtPV67kriY

ALBATROSS, ARMOUR, WHITE MAGICIAN, NOSFERATU, ICE WAR, WITCHTIGER.

BANG YOUR HEAD OR DIE