This page contains Secret Agent Clank Unlockables for PSP called "Prequel bonus" and has been posted or updated on May 6, 2009 by sonic159333. Let us know what you think of this Unlockable by thumbs voting.
Have a saved game file from Ratchet And Clank: Size Matters on your memory stick. Enter the "Special" menu with any character. Select the "Check Size Matters Save" option. Enter the "Skins" menu to access new free skins.
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