Oko, Prince of Fae

+2: Target creature becomes a 0/0 Fae creature token with flying. Put +1/+1 counters on it equal to it's converted mana cost.
+1: Put a +1/+1 counter on target creature you control, then add colorless mana equal to its converted mana cost.
-3: Until end of turn, target creature with converted mana cost less than or equal to Oko, Prince of Fae's loyalty becomes a 1/1 Fae creature token.