Graxk, Furious Howler

Haste, trample
Each other creature that's a Barbarian, a
Warrior, or an Berserker gets +1/+0 and has
haste.
Whenever you cast a Barbarian, Warrior or
Berserker spell, you may have Graxk deal
damage equal to the number of Barbarian,
Warrior and Berserker creatures you control
to any target.