Namco Bandai is working on a brand new Dragon Ball Z fighting game called Dragon Ball: Battle of Z. Details are still coming in, but one of the key features is an eight player battle royale. Dragon Ball: Battle of Z also has four player co-op and supports online multiplayer.
Dragon Ball Z: Battle of Z is in development for PlayStation Vita, Xbox 360, and PlayStation 3. A release date for the title was not announced.