Name: Mysterious Egg Cost: 1 CMC: 1 Color: CID: Type: Creature -- Egg Pow/Tgh: 0/2 Rules Text: Whenever this creature mutates, put a +1/+1 counter on it. Set/Rarity: Magic Online Promos common, Ikoria: Lair of Behemoths common Legality: Legal in paupercommander, Legal in historic, Legal in vintage, Legal in duel, Legal in timeless, Legal in gladiator, Legal in brawl, Legal in commander, Legal in modern, Legal in legacy, Legal in oathbreaker, Legal in pauper, Legal in pioneer Price: $0.24 Foil price: $0.31