JGOWorlds to explore

A grid-based arcade duel in which you dodge a magician's attacks and collect glowing tiles.

Available External game
Open Just One Boss Discover the game
Editorial illustration of a magician's hat and glowing squares on a purple grid.

The game world

Discover Just One Boss

Move your character with the arrow keys. To defeat the magician, collect the lit tiles on the board while keeping your hearts. Attack patterns change over the course of the duel, so timing matters as much as choosing where to go. Ayla Myers's PICO-8 game is free to play solo in your browser.

Your adventure starts here.

Open Just One Boss