Punished Pupil

Painborn (Each 1 life you pay while casting this spell
pays for {1}. This creature enters the battlefield with a
-1/-1 counter on it for each 1 life paid this way.)
{2}{b}, remove a -1/-1 counter from Punished
Pupil: Draw a card and lose 1 life.
Xhuxhil has a... harsh concept of discipline