Name: Souls of the Lost Cost: 1B CMC: 2 Color: B CID: B Type: Creature -- Spirit Pow/Tgh: */*+1 Rules Text: As an additional cost to cast this spell, discard a card or sacrifice a permanent. Fathomless descent -- Souls of the Lost's power is equal to the number of permanent cards in your graveyard and its toughness is equal to that number plus 1. Set/Rarity: The Lost Caverns of Ixalan rare, The Lost Caverns of Ixalan Promos rare Legality: Legal in future, Legal in legacy, Legal in modern, Legal in historic, Legal in penny, Legal in commander, Legal in gladiator, Legal in duel, Legal in standard, Legal in vintage, Legal in brawl, Legal in timeless, Legal in standardbrawl, Legal in oathbreaker, Legal in pioneer Price: $0.35 Foil price: $0.37