The multimillion-unit-selling Ratchet & Clank franchise makes its way to the PSP™ system as an all-new action platformer. This exciting adventure comes equipped with an enormous variety of inventive weapons and gadgets that are still not fit for this world! While on vacation, Ratchet & Clank get lured into a mysterious quest and soon rediscover aforgotten race of genius inventors known as the Technomites. Little do they realize that the Technomites are bent on galactic conquest, and are creating their own army of heroes to rule the Universe! Ratchet and Clank must now work together to stop this clone army from taking over the galaxy before it is too late.