Check out the latest trailer from UFC 2010 Undisputed featuring the Combat System. Step into the Octagon with improved combat. A new Sway System with full upper body and head movement allows for the dodging of attacks, while on the ground, a new Posture System delivers strong, fight-ending strikes from every position. Manage Octagon control with new strikes, submissions, transitions and cage positions, as well as experience added realism with the introduction of Southpaw stance.