Game: Paranautical Activity
Developer: Code Avarice
Platforms: Linux, Mac, Windows
Greenlight: http://steamcommunity.com/sharedfiles/f ... earchtext=
Paranautical Activity combines the classic FPS gameplay of games like Doom and Quake, with the randomness and difficulty of modern roguelikes like Binding of Isaac and Spelunky.
Here's the latest gameplay vid/trailer.
and some screenshots:
Full disclosure: I am the developer of the game. Read the posting rules and didn't see anything against it, so I apologize if I'm out of line.