Sirin's Nightmare

Destroy target permanent an opponent controls.
•If it was a creature, that creature's owner loses 2
life and you gain two life.
•If it is a legendary permanent return a creature
from your graveyard to the battlefield tapped.
•If it was an artifact, its controller sacrifices
another artifact.
{bull}If it was a planeswalker, all other players
discard their hands.
I don't want to be a monster!-Sirin to Houraiji