Unstoppable Slasher

Mana Cost: {2}{B}
Total Cost: 3
Type: Creature — Zombie Assassin
Description: Deathtouch
Whenever this creature deals combat damage to a player, they lose half their life, rounded up.
When this creature dies, if it had no counters on it, return it to the battlefield tapped under its owner’s control with two stun counters on it.
Power: 2
Toughness: 3
Colors: B