Whenever this creature or another creature you control dies, each opponent loses 1 life and you gain 1 life.

Deathtouch

Whenever another creature you control enters, you gain 1 life.

Whenever another creature you control dies, each opponent loses 1 life.

Rally — Whenever this creature or another Ally you control enters, each opponent loses 1 life and you gain 1 life.

Whenever another creature you control enters, each opponent loses 1 life.

Constellation — Whenever this creature or another enchantment you control enters, you gain 1 life.

, Pay 1 life: Each opponent loses 1 life.

Constellation — Whenever this creature or another enchantment you control enters, each opponent loses 1 life.

When this creature enters, you may search your library for a Pirate card, reveal it, then shuffle and put that card on top.

Whenever another Pirate you control enters, each opponent loses 1 life.

Fabricate 1 (When this creature enters, put a +1/+1 counter on it or create a 1/1 colorless Servo artifact creature token.)

Whenever another creature or artifact you control is put into a graveyard from the battlefield, each opponent loses 1 life.

Menace

When this creature enters, put two -1/-1 counters on target creature you control.

Whenever another Zombie you control dies, each opponent loses 1 life.

Whenever a creature an opponent controls enters, you may have that player lose 1 life.

Whenever a creature you control with toughness 4 or greater dies, each opponent loses 2 life and you gain 2 life.

, Sacrifice another creature: Put a +1/+1 counter on this creature.

Whenever this creature or another creature you control dies, target opponent loses 1 life and you gain 1 life.

Deathtouch

Whenever another creature you control enters, you may pay life equal to its power. If you do, put that many +1/+1 counters on it.

Whenever this creature or another creature or planeswalker you control dies, each opponent loses 1 life and you gain 1 life.

This creature can't block.

Whenever this creature or another Ally you control enters, you may put a +1/+1 counter on this creature.

Whenever this creature or another creature dies, put a +1/+1 counter on each Vampire you control.

Whenever this creature or another creature or artifact you control dies, target opponent loses 1 life and you gain 1 life.

Flying

Whenever this creature attacks, if you control a creature with a counter on it, each opponent loses 1 life.