Kemuri-Onna 
Creature — Spirit
When this creature enters, target player discards a card. Whenever you cast a Spirit or Arcane spell, you may return this creature to its owner's hand.
Legality
standardNOT LEGALpioneerNOT LEGALmodernLEGALlegacyLEGALvintageLEGALcommanderLEGAL