Restoration Troll

{2}{g/u}, {t}: Remove all +1/+1
counters from all creatures you control with
+1/+1 counters on it. Then, redistribute the
+1/+1 counters equally to all your creatures.

"Simple does not mean easy. I have learned that
the things that seem the simplest are often the
most powerful of all".

—Thrall (by Christie Golden)