The Collector

+3: Exile target creature, and create a copy under your control. If a white spell is cast, exile the copy and return the exiled creature.
+1: Play one round of hide and seek. You are it. The first player found loses 10 life, but only if they are found within the first three minutes.
-8: You cannot lose life or take damage for your next three turns, ending on the end step of the third turn.