Name:Autonomous Assembler
ManaCost:5
Types:Artifact Creature Assembly-Worker
PT:4/5
K:Prototype:1 W:2:2
K:Vigilance
A:AB$ PutCounter | Cost$ 1 T | ValidTgts$ Assembly-Worker.YouCtrl | TgtPrompt$ Select target Assembly-Worker you control | CounterType$ P1P1 | SpellDescription$ Put a +1/+1 counter on target Assembly-Worker you control.
DeckHas:Ability$Counters
DeckHints:Type$Assembly-Worker & Color$White
Oracle:Prototype {1}{W} — 2/2 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.)\nVigilance\n{1}, {T}: Put a +1/+1 counter on target Assembly-Worker you control.