Related Information for Exumer Exumer is an early German thrash metal band with close ties to Angel Dust. In 1985, vocalist and bass player, Mem V. Stein decided to form a thrash metal band that embraced the sounds of all his favorite bands from the thrash metal genre at the time.He met guitarist Ray Mensch at a Slayer show and they started writing music together. Shortly after, they were joined by Syke Bornetto on drums and Bernie Siedler as a second guitarist and Exumer was born.In late December of 1985,Exu.. read more