Obsidian Entertainment is a video game developer founded in 2003.
It shares a common history with InXile Entertainment: they are both created by former members of Interplay or its subsidiary Black Isle Studios, and both are dedicated to the creation of computer roleplaying games. To this end, the companies shares information and technologies about Unity game engine. Their partnership was established when both developers started financing roleplaying games on Kickstarter.
Torment: Tides of Numenera was build upon tech developed during the creation of Obsidian's Pillars of Eternity. Chris Avellone, a member of Obsidian (until 2015) worked as a writer for Torment: Tides of Numenera.