OSO
Welcome to OSO, where you get to add hazards to the map whenever you die! Throw down a fan and launch your friends into the void, or kick them into a well-placed spike to get your revenge.
Last Updated: 4/3/2026
| Developer | Horizen Interactive |
| Publisher | Horizen Interactive |
| Steam App Id | 4091480 |
OSO
Welcome to OSO, where you get to add hazards to the map whenever you die! Throw down a fan and launch your friends into the void, or kick them into a well-placed spike to get your revenge.
Last Updated: 4/3/2026
- Windows
- Mac
- Linux
About OSO
OSO is a Strategy, and Early Access game developed by Horizen Interactive. It was released on the Steam Store by Horizen Interactive.
It can be played and ran on both Windows and Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
According to Steam’s category system, OSO supports the following features:
- Full controller support
- LAN PvP
- Family Sharing
Media & Sceenshots
Watch the featured video for OSO and see the latest screenshots from the Steam Store.
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Genres
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Frequently Asked Questions
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Data is enriched, cleansed, verified, and updated in real-time to ensure we surface the most up-to-date information. Learn more about the Steambase approach to data collection.
OSO data has been sourced from:
- Valve Corporation. (2026, April 3). OSO on Steam. Steam Store.
- Valve Corporation. (2026, April 3). OSO. Steam Community Hub.