MAGIC: THE GATHERING
MODERN HORIZONS 3 (330)
Card InfoRarity: Rare
Mana Cost: {1}{B}
When Chthonian Nightmare enters the battlefield, you get {E}{E}{E} (three energy counters). Pay X {E}, 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.