Undersphere

A multiplayer FPS fought on the inside of a sphere, where gravity always points outwards. Matches start once another player joins.
- Phone: Yes, touch controls detected
- Controls: Keyboard, Touch, Controller supported
- Install: none, plays in the browser
- Multiplayer: Yes
- Made with: Vibe Jam 2026
- Creator on X: @_NoahWhiteson
Opens the creator's site in a new tab. Player1AI doesn't host this game.
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