Autonomous Assembler (BRO) #309 [EN/N]

{5} · Artifact Creature — Assembly-Worker · 4/5 · 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. · Illustrated by Slawomir Maniak · The Brothers' War #309 · EDHREC rank 24758 · Magic: The Gathering, MTG