Sanguine Bond

Whenever you gain life, target opponent loses that much life.

Anguished Unmaking

Exile target nonland permanent. You lose 3 life.

Mortify

Astarion, the Decadent

Deathtouch, lifelink
At the beginning of your end step, choose one —
• Feed — Target opponent loses life equal to the amount of life they lost this turn.
• Friends — You gain life equal to the amount of life you gained this turn.

Exquisite Blood

Whenever an opponent loses life, you gain that much life.