Rattling Gunner

Befriend the Rattling Gunner, who automatically shoots mini darts! Upgrade their firing rate for better passive income!

Upgrade Details

Field	Value
Cost growth	1x per level before New Game+ adjustment
Cost behavior	Normal room upgrade. Room cost reductions can apply; New Game+ makes cost growth steeper.
Player impact	Opens a new system, helper, ticket, room, or major progression path.