KeyForge: Mass Mutation

change come crucible mass mutation set worldrsquos unique deck game keyforge brandnew card enter cardpool gamersquos fourth set mutative power dark aeligmber change create strange unknown version oncefamiliar creature gigantic creature stretch card lumber way battle house sanctum make triumphant return impactful time leap fastpaced duel keyforgeeach mass mutation twoplayer starter set contain readytoplay card deck bring diverse house cruciblemdasheach feature mix card unique archon deck existence yoursquoll find token need player start play keyforgemdashdescription publisher