Rayna Petalfeather

0: Whenever you tap one or more untapped creatures your opponent controls, create a 1/1 white Bird creature token with flying
+1: tap target creature or artifact an opponent controls, then gain 1 life
-5: You get an emblem with “Creature spells you cast with flying cost 1 less to cast” and “Creatures you control with flying get +1/+1”