By Spencer . June 26, 2006 . 7:31am
The two secret characters in Naruto: Ultimate Ninja are Curse Markd Sasuke and Nine-Tailed Naruto! They are alternate versions of the transformations that Naruto and Sasuke had in the Japanese release. Neither character can use partner attacks, but their increased strength makes up for the lack of an ally. Watch the videos below to see what the new characters unleash their secret techniques.