Babette, the Innocuous Child

Bloodthirst 2 (If an opponent was dealt damage this
turn, this creature enters the battlefield with two
+1/+1 counter on it.)
{3}, {t}: Target player loses X life, where X is
equal to Babette, the Innocuous Child's power.
"Didn't put up much of a fight but made for a tasty
snack. A rich bouquet of flavors, I would definitely
recommend it."