Icathia, Bieng of Stone

+1: Creatures you control get +1/+0 and have to attack this combat if able.
-4: Create a 4/4 red and green beast creature token with trample.
-6: Icathia, Bieng of Stone becomes a 20/20 creature with indestructible, trample and haste until end of turn. It is still a planeswalker.