Rooks Mighty Defender

Trample

Rooks Mighty Defender enters the battlefield tapped
and doesn't untap during your untap step.

Sacrifice another creature: Untap Rooks Mighty
Defender and put a +1/+1 counter on it.

Whenever Rooks Mighty Defender attacks, destroy
target creature defending player controls, then put a
+1/+1 counter on Rooks Mighty Defender.