Aggregor is attacking Earth with a legion of ruthless robots that will do anything they are commanded to do. Ultimate Swampfire is one of the most powerful aliens in Ben 10s omnitrix arsenal to transform into. In this Ben 10 3D fighting game you will need to control Ultimate Swampfire and do combos of quick attacks, heavy attacks and fire shots to destroy all of the robots and save Spark City from their destruction. Try different variations of the attacks to perform heavy hitting combs. Watch your health and make sure it does not get to low. Ben 10 Ultimate Crisis is one of our many Fighting Games that we publish on TheGamerStop.com. This game is also tagged as a Ben 10 game. Click the play button to start having fun. To play even more free games, view our popular and new games page. If you want to play more games like this, then you can simply check out the games inside the game tags that are the most relevant to your interests or the Fighting Games category or the games like this game page at the end of the game tags.