Macabre, Deaths' Jailer

Flash
Whenever a Shaman or a Zombie you control
enters the battlefield, attacks, or damages
a player it explores, and you gain 1 life.
Whenever you mill a Zombie or Shaman card,
amass 1. Then you may put a keyword counter
on target Shaman or Zombie from the following options: Deathtouch, hexproof, lifelink, menace,
reach, trample or vigilance.