When you purchase Ratchet & Clank: Full Frontal Assault for the Playstation 3, you’ll also get a downloadable version for your PS Vita. What is great about this is both games are cross-save compatible and it supports competitive cross-play as well. The Playstation 3 version of the game will be available on the PSN on November 27th.
You can look for Ratchet & Clank: Full Frontal Assault in January 2013.