Exla, Savage Rouge

+3: Create a 0/0 werewolf army with flash and first strike.If you do not have any other armies on the battlefiled Put a +1/+1 counter on it.
-2: Exla, Savage Rouge, turns into a 7/7 black werewolf with lifelink. It can still use it's Planeswalker abilities.
-10: Create three 4/4 black werewolves with lifelink and menace.