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 rare, The Brothers' War Promos rare Legality: Legal in pioneer, Legal in brawl, Legal in commander, Legal in legacy, Legal in modern, Legal in penny, Legal in oathbreaker, Legal in vintage, Legal in duel, Legal in timeless, Legal in gladiator, Legal in historic Price: $0.12 Foil price: $0.15