Autonomous Assembler (R) – The Brothers War – Wizards of the Coast from Wizards of the Coast

Description

Autonomous Assembler
Artifact Creature — Assembly-Worker
Prototype (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) 1W | 2/2

Vigilance

1, T: Put a +1/+1 counter on target Assembly-Worker you control.