| App Type | game |
| Release Date | Jan 31, 2023 |
| Details Last Modified | December 13, 2025 (9 months ago) |
| Developer | Tomorrow Software |
| Publisher | Klaus Veen |
| Genres | Action, Casual, Free To Play, Indie, RPG, Strategy |
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| Supported Systems |
| Windows, Linux |
| Price | Free |
| Required Age | 0+ |
| Achievements | 27 |
| DLC Available | 1 |
| Website | http://treason.eu/ |
| Support | http://treason.eu/ |
| Support Email | treasonklausveen@gmail.com |
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.
Co-op
Includes level editor
Includes Source SDKLAN Co-op
LAN PvPMulti-player