Berserker, The Ravager

Deathtouch Indestructible
Partner with The Beast of Darkness
When this creature enters the battlefield destroy each other nonland permanent with converted mana cost X or less. Where X is the number of times it's been cast from the command zone.
This creature gets +4+0 as long as The
Beast of Darkness is on the battlefield, must
attack each combat if able to and losses indestrucibility