SEGA's Phantasy Star Universe has made its way to Xbox Live Games on Demand. With the release of the Guardians Advance Content update and the Ambition of the Illuminus game add-on, Phantasy Star Universe is bigger than before.

Phantasy Star Universe contains both a single-player story as well as co-op action. Battle monsters with groups of up to five of your friends, customize your character, and the ability to decorate your own room, where you can store all of your prized possessions.

Phantasy Star Universe is available now for $19.99 over Games on Demand.