Iorek, Explosive Assailant

Deathtouch
Power Armor - Whenever Iorek attacks or blocks,
he gains +3/+3 until end of turn.
Grenade Belt - At the beginning of combat on
your turn, create a Grenade token, with "{t}, Sacrifice, Choose 1: Plasma - Deal 3 damage to
target creature and 1 damage to up to 2 other creatures that player controls OR
Bloodmist - Choose an opponent. Put a -1/-1
counter on each creature they control."