"Mass Effect" for Microsoft Xbox 360, released in 2007, is a role-playing video game published by Microsoft. It is part of the popular Mass Effect series and carries a Mature rating. The disc-only format suggests that players can immerse themselves in the game's captivating storyline and engaging gameplay without the need for additional accessories or packaging. With its immersive gameplay and compelling storyline, Mass Effect has been praised for its blend of action and storytelling, making it a favorite among fans of the RPG genre.