The latest game based on the Ben 10 universe has now been announced at E3. https://www.trueachievements.com/Ben-10-Omniverse-xbox-....htm from Monkey Bar Games will be a co-op based action game that conveniently ties in to the upcoming Ben 10: Omniverse series on Cartoon Network.
As well as a selection of screens for the game, we also get a brief description of what to expect:
In the new action game, players can play as both Young and Teen Ben, switch forms between 13 playable alien heroes, including new aliens like Bloxx and Gravattack, and fight in an assortment of action-packed levels throughout the subterranean alien city of Undertown and other show-inspired locales. In Ben 10: Omniverse, Rook will also star in the game and comes equipped with a Proto-Tool, a swiss army knife of the future, that can transform into a variety of weapons that will bring a whole new dimension to combat.
Ben 10: Omniverse is slated for release in the Fall of 2012.
We've got the full list of Ben 10 Omniverse achievements - check the list for guides to unlocking them.