Obsidian is a 1997 graphic adventure game developed by Rocket Science Games and published by SegaSoft. It was released for Microsoft Windows and Mac OS. Based on a game design outline by VP of Development/Creative Director, Bill Davis, and written by Howard Cushnir and Adam Wolff, Obsidian is a first-person 3-D graphical adventure game, with a large puzzle element. The puzzles were designed by Scott Kim, Howard Cushnir and Adam Wolff. The soundtrack was composed by Thomas Dolby along with other composers at his company Beatnik, at the time known as Headspace.