Complex sentence: Piccolo and Goku's third outfits, however, are not exclusive to the Japanese version; there was also the Z difficulty level, both of which were added to the GameCube version of "Budokai 2" and all versions of'.
Split into simpler sentences: Piccolo and Goku's third outfits, however, are not exclusive to the Japanese version. There was also the Z difficulty level, both of which were added to the GameCube version of "Budokai 2" and all versions of'.