Ellie, The Chicken

+2: When you cast your first creature spell each turn, create a 2/2 White Chicken creature token with trample.
0: Ellie becomes a 4/4 White and Green Chicken with Trample and First Strike until end of turn. If this creature would die, return it to your hand.
-8: Duplicate each creature you control and they all gain Hexproof, Trample, and Double Strike and are Chickens. Chickens you control get +2/+0