Keyword: Haunt

Haunt (When this creature dies, exile it haunting target creature.)
When Orzhov Pontiff enters the battlefield or the creature it haunts dies, choose one —
• Creatures you control get +1/+1 until end of turn.
• Creatures you don’t control get -1/-1 until end of turn.

Flying
Haunt (When this creature dies, exile it haunting target creature.)
When Belfry Spirit enters the battlefield or the creature it haunts dies, create two 1/1 black Bat creature tokens with flying.

Target player discards a card.
Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)
When the creature Cry of Contrition haunts dies, target player discards a card.

Haunt (When this creature dies, exile it haunting target creature.)
When Absolver Thrull enters the battlefield or the creature it haunts dies, destroy target enchantment.

Haunt (When this creature dies, exile it haunting target creature.)
When Orzhov Pontiff enters the battlefield or the creature it haunts dies, choose one —
• Creatures you control get +1/+1 until end of turn.
• Creatures you don’t control get -1/-1 until end of turn.

Destroy target nonwhite, nonblack creature. Create a 1/1 white Spirit creature token with flying.
Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)
When the creature Seize the Soul haunts dies, destroy target nonwhite, nonblack creature. Create a 1/1 white Spirit creature token with flying.

Flying
Haunt (When this creature dies, exile it haunting target creature.)
When Graven Dominator enters the battlefield or the creature it haunts dies, each other creature has base power and toughness 1/1 until end of turn.

Haunt (When this creature dies, exile it haunting target creature.)
When Exhumer Thrull enters the battlefield or the creature it haunts dies, return target creature card from your graveyard to your hand.

You gain 1 life for each player.
Haunt (When this spell card is put into a graveyard after resolving, exile it haunting target creature.)
When the creature Benediction of Moons haunts dies, you gain 1 life for each player.

Flying
Haunt (When this creature dies, exile it haunting target creature.)
When Belfry Spirit enters the battlefield or the creature it haunts dies, create two 1/1 black Bat creature tokens with flying.

Haunt (When this creature dies, exile it haunting target creature.)
When Orzhov Euthanist enters the battlefield or the creature it haunts dies, destroy target creature that was dealt damage this turn.