 Pillars of Eternity was developed by Obsidian Entertainment and published by Paradox Interactive . The game uses a modified version of the Unity game engine made specifically for Pillars of Eternity . The game was directed by Josh Sawyer . There were multiple competing pitches for Pillars of Eternity 's storyline within the studio , and the one worked on by Eric Fenstermaker and George Ziets ultimately won , after which Fenstermaker , who previously worked as a writer on the company 's Fallout : New Vegas , was designated the game 's lead narrative designer . Also involved in production are Adam Brennecke , Chris Avellone and Tim Cain . The audio director of Pillars of Eternity is Justin Bell , who also composed the game . Bell stated he was inspired by the music of Baldur 's Gate and Icewind Dale when composing the game 's music . 
