SiN

SiN is currently available on Steam. Launch it now* or buy it from Steam (via browser or Steam client).
*Only works if Steam has been installed, please install Steam if you haven't already.
Steam Deck support status: Unknown - More info on ProtonDB

Availability

This game is bundled with SiN Episodes: Emergence.

See Also

SiN 1 Multiplayer

SiN Tools

SiN Mapping and Scripting Resource