Mass Effect : TrailerName: Mass Effect Demo Walkthrough Trailer (480p/720p) Price: Free Available in: All Xbox Live regions Dash Details: A walk through video of the X06 demo presented by Casey Hudson, project director for Mass Effect. Features Mass Effect™ is a sci-fi action RPG created by BioWare, the commercially and critically acclaimed developer of Jade Empire™ and Star Wars®: Knights of the Old Republic™. Mass Effect delivers an immersive, story-driven experience coupled with awe-inspiring visuals, delivered exclusively to the Xbox 360™. As one of the first human beings to step onto the galactic stage, you face a grave threat that may destroy all of civilization. Your job is complicated by the fact that no one believes that there is any threat at all. Travel across an expansive universe, exploring the uncharted corners of the galaxy, searching for pieces of the truth in order to discover how to defeat the coming destruction.