There are multiple artists with this name: 1) Mantas is a Death Metal band from Orlando, USA. They formed in 1983 and changed their name to Death in 1984. 2) Mantas is a heavy metal/ industrial death metal band from UK. Mantas is the guitarrist of the Britsh Black Metal band Venom . 3) Mantas is a blackened thrash metal band from California, USA. 4) Mantas is a Lithuanian singer and actor.