Dungeon Siege is an action role-playing game developed by Gas Powered Games and released in 2002. Set in the fantasy world of Ehb, players control a hero who embarks on a quest to save the land from an evil force. The game features real-time combat, allowing players to engage in battles with various creatures and enemies. Players can customize their characters by choosing different classes and skills, and they can also recruit companions to join their journey. The game is known for its expansive environments and the ability to explore dungeons, towns, and wilderness areas, making it a popular choice among fans of the genre.