Nalfeshnee (186)

Mana cost
Mana value	6.0
Type	Creature — Beast Demon
Rarity	rare
Colors	R
Power / Toughness	4 / 6
EDHREC rank	2717

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.)