Name: Autonomous Assembler Cost: 5 CMC: 5 Color: CID: W Type: Artifact Creature -- Assembly-Worker Pow/Tgh: 4/5 Rules Text: Prototype {1}{W} -- 2/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) Vigilance {1}, {T}: Put a +1/+1 counter on target Assembly-Worker you control. Set/Rarity: Magic Online Promos rare, The Brothers' War Promos rare, The Brothers' War rare Legality: Legal in brawl, Legal in legacy, Legal in modern, Legal in historic, Legal in commander, Legal in timeless, Legal in oathbreaker, Legal in duel, Legal in pioneer, Legal in vintage, Legal in penny, Legal in gladiator Price: $0.08 Foil price: $0.12