A fast-paced one-button defense game with endless difficulty, explosive effects, and built-in mod support. Rotate your weapon, survive the chaos, and create your own mods with JavaScript – all inside the game.

One Button Defense is a minimalist yet highly addictive defense game where your only control is switching the rotation of your weapon – clockwise or counterclockwise.<ul class="bb_ul"><li>Simple Controls, Infinite Challenge – Just one button to reverse your weapon's rotation, but the enemies never stop coming.</li><li>Explosive Visual Effects – Minimal shapes, maximum particle effects for a satisfying dopamine rush.</li><li>Endless Difficulty Scaling – Survive as long as you can while the challenge ramps up without limit.</li><li>Score &amp; Survival Records – Compete with yourself or friends for the highest score.</li><li>Built-in Modding Support – Add JS files to the mods/ folder or code directly in the in-game mod editor. Create new weapons, change enemy behavior, or break the rules entirely.</li></ul>Whether you're chasing high scores, experimenting with crazy mods, or just enjoying the chaos, One Button Defense delivers quick, intense fun you can jump into anytime.

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One Button Defense Achievements