While on a much needed vacation, Ratchet and Clank's rest and relaxation time is cut short as they're lured into a mysterious quest. Following the trail of a kidnapped girl, Ratchet and Clank rediscover a forgotten race of genius inventors known as the Technomites. They soon uncover a plot more dangerous than they could have imagined. Ratchet and Clank make their PSP debut, in Size Matters! With wireless multiplayer gaming, up to four players can connect for intense combat and head-to-head action