After fighting Deidara, Sasuke says that the great white snake helped his healin!
Question: Orochimaru, after Sasuke takes over his body, he gets orochimaru's abilities as well.
Answers: Orochimaru, after Sasuke takes over his body, he gets orochimaru's abilities as well.
There was a part in the manga where the Third Hokage was teaching Orochimaru about the white snakes regenerative capabilities. Orochimaru had found a way to fuse his body with the white snake's DNA.
When Orochimaru tried to steal Sasuke's body. Sasuke turned the jutsu back on him and absorbed most of what was Orochimaru giving Sasuke regenerative capabilities that rival Naruto's.