Or'b Un Corruptor

Extort (Whenever you cast a spell, you may pay {b/r}. If you do, each opponent loses 1 life and you gain that much life.)

When Or'b Un Corruptor enters the battlefield put 3 +1/+1 counters on it.

At the begining of your upkeep put a +1/+1 counter on Or'b Un Corruptor and put a 1/1 Human Lackey token onto the battlefield under your control.

Or'b Un Corruptor's power and toughness are each equal to the number of +1/+1 counters on it. If the number of counters are over 16 you lose the game.