Ratchet & Clank: Size Matters is a platformer/shooter in the Ratchet & Clank series for both the PlayStation 2 an PlayStation Portable. It is the first Ratchet & Clank game on the PSP handheld. It was developed by High Impact Games, a company spawning from the original Ratchet & Clank developer, Insomniac Games. The story involves Ratchet and Clank as they are interrupted from their vacation to search for a kidnapped girl and encounter a forgotten race known as the Technomites. It is the first Ratchet & Clank game to get an E10+ rating by the ESRB with the second title being Ratchet & Clank Future: Tools of Destruction for the PlayStation 3.