Mighty X Arms Wiki
Mighty X Arms is a roguelike survivor from solo developer Stale Boi, self-published on PC via Steam, released July 2, 2026. It draws direct inspiration from Brotato, layering in a collectible weapon-creature system that gives the genre-familiar formula its own identity.
The Premise
You play Mighty, a dog whose beloved owner Kevin goes missing during an outbreak of mysterious twisted abominations known as Girgs. Armed with his trusty living weapon friends -- the Arms -- Mighty must slash, blast, and survive against endless swarms of Girgs in a fight to grow stronger, survive, and ultimately rescue Kevin.
The Arms: Weapons That Are Also Companions
The Arms aren't simply equipped weapons -- they're confirmed as Mighty's loyal companions, fighting alongside him and growing stronger over the course of battle. Building your loadout means choosing which Arms to bring, then upgrading them as runs progress, giving the collection and progression system real emotional framing beyond typical weapon upgrades.
Structure: 3 Chapters, 4 Difficulties Each
The game is confirmed to span 3 chapters, each offering 4 difficulty levels to conquer. Individual rounds are fast and intense, lasting roughly 25 to 60+ seconds as you slay as many Girgs as possible. Defeated Girgs drop Girg Souls, the game's core currency, used to level up Mighty's Arms and purchase items from various shop types between rounds.
A Real, Explicit AI-Content Disclosure
Worth knowing directly: the developer has explicitly disclosed on the game's own Steam store page that all background music and translation/localization were made using AI. This is stated plainly rather than left undisclosed, worth noting given the genuine controversy other recent releases have faced over undisclosed AI use.