Cirilla, Lady of Worlds

+5: Target creature you control gets +3/+3 until end of turn. If that creature is Legendary, draw a card. If that creature is a Mutant, draw a card.
-4: Exile target non-Mutant creature. If that creature is a Legendary Elf, draw a card.
-18: Destroy all creatures you dont control. Then, exile all creatures you don't control.