patch · April 4, 2026

Gunstoppable Patch 21 Reworks Upgrades and Adds Giant Robot Crab Playtest Contest

Gunstoppable Patch 21 introduces a streamlined upgrade system, movement improvements, and a community contest to unlock a secret boss battle against Fluffy the Giant Robot Crab.

Gunstoppable developer CAGE Studios released Patch 21, wiping leaderboards to kick off a competitive community challenge. The update also slims down weapon upgrades and smooths out movement mechanics.

Leaderboard Reset and Secret Boss Challenge

All game leaderboards have been cleared. Once any player hits a score of 100,000, developer Salaar will share a secret code on the official Discord server that unlocks access to playtest the new boss, Fluffy the Giant Robot Crab.

Upgrade System Rework

The upgrade framework has been simplified to four weapon slots, with each slot supporting three attachment slots. This change aims to make weapon modifications easier to parse and more impactful during fast-paced encounters.

Movement and Audio Updates

Wall climbing and rail grinding mechanics have both been improved. Combat and movement receive a complete audio pass with newly added and replaced sound effects, accompanied by updated visual effects for heals, damage numbers, and muzzle flashes.

Why this patch matters

Patch 21 cuts away upgrade clutter while injecting fresh community engagement via a high-score contest for the game's new robotic crustacean adversary.