Ratchet and Clank: All 4 One - gamefront.com

We find our heroes in the midst of a dilemma of intergalactic proportions when Dr. Nefarious’ latest evil plan goes awry leaving Ratchet, Clank, Qwark and Nefarious himself caught in the snare of a powerful and mysterious machine. Begrudgingly, the Galaxy’s biggest do-gooders and its most sinister criminal must work together to discover a means of escape in this action-packed installment of the Ratchet & Clank series.