Goliath Hunter

Intimidate, Trample
Goliath Hunter's toughness cannot be modified.
Goliath Hunter doesn't untap during your untap step.
Sacrifice either 4 Infected Zombie creatures you control, or 2 Hunter creatures you control: Untap Goliath Hunter.
You may exert Goliath Hunter as it attacks. If you do, destroy target artifact, enchantment, or land defending player controls.