Zach, Undead's Muse

All Colors, Lifelink, Deathtouch, Firststrike
Eminence- You gain "Zach's Emblem."
At the beginning of each upkeep Round.
(Choose a spell in exile with the least amount of
counters on it that you control. Remove all of them
and cast that spell without paying its mana cost.)
Zach, Undead's Muse's Power is equal to the
number of muse counters you have.