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 Set Code: PRM-R, BRO-R, PBRO-R Legality: Legal in brawl, Legal in legacy, Legal in pioneer, Legal in commander, Legal in duel, Legal in timeless, Legal in modern, Legal in penny, Legal in vintage, Legal in oathbreaker, Legal in gladiator, Legal in historic Price: $0.13 Foil price: $0.18