Klaus Veen's Treason

Tomorrow Software · Klaus Veen

Released
Jan 31, 2023
Platforms
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Free to play
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Klaus Veen's Treason Steam player count

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24-hour peak
6
All-time recorded peak
15
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Treason is a 3-16 player party shooter of teamwork and betrayal, set among Italian mobsters. Use proximity voice chat, unique abilities/gadgets, and strategy to prove your innocence or deceive others.

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Listed as free to play on Steam.

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Recent updates

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  1. Developer post

    Treason Update #11 Hotfix 1 (17.12.2025)

    Gameplay Fixed a bug with Finger Gun push functionality which caused velocity to apply to non-player entities, which would in turn break doors off of hingers Fixed a bug when you could switch between two different Gadget weapons and end up with no weapon in hands after using the

  2. Developer post

    Treason Update #11 (12.12.2025)

    The final update of this year. Welcome to Treason Update #11! Without further ado, let's get right into it. The highlight of this update is native Linux support. We have ported Treason to Linux, which was quite more complicated than just hitting "compile" on the source code. Be w

  3. Developer post

    Announcing Treason on Linux

    Hello! We've been working behind the scenes on getting Treason to work natively on Linux, and we would like to get your help in it. We've pushed a brand new beta branch called linux_testing for both game client and dedicated server and we would like you to test it out before we c