Name: Splinter, the Mentor Cost: 1B CMC: 2 Color: B CID: B Type: Legendary Creature -- Mutant Ninja Rat Pow/Tgh: 2/2 Rules Text: Menace Whenever Splinter or another nontoken creature you control leaves the battlefield, create a Mutagen token. Partner--Character select (You can have two commanders if both have this ability.) Set/Rarity: Teenage Mutant Ninja Turtles Eternal mythic Legality: Legal in duel, Legal in vintage, Legal in legacy, Legal in brawl, Legal in historic, Legal in timeless, Legal in commander, Legal in oathbreaker, Legal in gladiator Foil price: $138.09