On the Rain-Slick Precipice of Darkness

On the Rain-Slick Precipice of Darkness is an episodic video game based on the Penny Arcade webcomic. Announced on August 25, 2006, the opening day of that year's Penny Arcade Expo, it is a 3D action-adventure that was planned to be distributed episodically several times a year via download.

Episode One was released on May 21, 2008 on Windows, Mac OS, Linux and Xbox Live Arcade. Due to compatibility problems with the Torque Engine and PlayStation 3 hardware, the PlayStation Network version of the game was delayed.