Ronzur, Aerial Artillery

+2: Until end of turn, Ronzur becomes a 4/4 Bird Archer creature with flying and indestructable.
-2: Destroy target tapped creature. If it has a mana value of 3 or less, exile it and up to one other tapped creature instead.
-10: You get an emblem with "At the beginning of your upkeep, exile up to one nonland permanent of each type."