Square Enix and Obsidian Entertainment have officially unveiled concrete release dates for their upcoming hack and slash Dungeon Siege III. The demo will be available first on the Xbox 360 and one week later on the PS3 and PC. According to a Square Enix newsletter, “be sure to download the Dungeon Siege III demo on the Xbox 360 on May 31st, 2011. The demo will be available on June 7th for the PS3 and PC via Steam.”

Be sure to keep an eye out for some demo impressions sometime next week. Are you excited to try Dungeon Siege III out? Let us know in the comment section.