Ever Dying Agorran

Flying, Intimidate, Trample, Menace
At the beginning of your end step, put a -1/-1
counter on Agorran.
Whenever Agorran deals combat damage to a
player, put a +1/+1 counter on Agorran.
When Agorran dies, search your library for
a card named Agorran Returned and put it onto
the battlefield. If you seached your library this
way, shuffle it.