Nalfeshnee
From Commander Legends: Battle for Baldur's Gate set
Nalfeshnee
Creature — Beast Demon
4/6
Flying
Whenever you cast a spell from exile, copy it. You may choose new targets for the copy. If it's a permanent spell, the copy gains haste and "At the beginning of the end step, sacrifice this permanent." (A copy of a permanent spell becomes a token.)