Grimlock,Champion Of Zendikar

Reach, trample, Convoke (Your creatures
can help cast this spell. Each creature you
tap while casting this spell pays for {1} or
one mana of that creature's color.)
When Grimlock enters the battlefield
destroy target eldrazi or Void creature
an opponent controls. If a eldrazi or Void
creature was destroyed this way draw cards
equal to its converted mana cost.