Stain

Stain enters the battlefield with five +1/+1
counters on it.
{1}, Remove a +1/+1 counter from Stain:
Create a 1/1 blue Slime creature token.
{1}, Sacrifice a Slime creature: Put a
+1/+1 counter onto Stain.
{1}, Sacrifice a Slime creature: Take control of
target creature with mana value three or less.
"Bad karma is like a stubborn stain- it never
truly goes away."