Verazol, the Split Current
From Zendikar Rising set
Verazol, the Split Current
Legendary Creature — Serpent
0/0
Verazol enters with a +1/+1 counter on it for each mana spent to cast it.
Whenever you cast a kicked spell, you may remove two +1/+1 counters from Verazol. If you do, copy that spell. You may choose new targets for the copy. (A copy of a permanent spell becomes a token.)