Incubo Ctonio (Chthonian Nightmare) (it)
Enchantment
(CMC 2)
When Chthonian Nightmare enters the battlefield, you get (three energy counters).
Pay X , Sacrifice a creature, Return Chthonian Nightmare to its owner's hand: Return target creature card with mana value X from your graveyard to the battlefield. Activate only as a sorcery.
- [MH3] Modern Horizons 3 #83 (R)