On the Rain-Slick Precipice of Darkness

Penny Arcade Adventures: On the Rain-Slick Precipice of Darkness: Episode 1 is a video game based on the webcomic Penny Arcade.

Announced on August 25, 2006, the opening day of that year's Penny Arcade Expo, it is a 3D action-adventure game that will be distributed episodically several times a year via download.

The game was released on May 21, 2008 on Xbox Live Arcade, Windows, Mac and Linux. A PlayStation 3 version is planned, but the game's Torque Engine does not currently run on the PS3's hardware.