Sin Collector

Flying.
If you have more than 40 life, this creature has any 2 of the following abilities: Menace, Lifelink, Indestructible, and/or Deathtouch.
When Sin Collector enters the battlefield, if you control a card called Cost of Sin, gain 6 life and draw a card.
{p/b}{p/b}: target player discards a card and gains 4 life.
{p/c}{p/c}: draw a card and gain 4 life.