Ragnarok Odyssey Ace is an enhanced and expanded re-release of 2012 action RPG Ragnarok Odyssey developed by Game Arts. It adds a refined HUD, new bosses, items and skills, and a randomly generated dungeon called Yggdrasil Tower.
It is due out in Japan and Asia for the PlayStation Vita on August 29, 2013. The Asia release is localised with English and Traditional Chinese subtitles, with the voiceover remaining in Japanese. North American and European versions are set for April 2014 release, alongside a PlayStation 3 port.