 Castiel is later able to restore the prophet Donatello to life, the mental damage he had previously suffered due to his lost soul now limited so long as Donatello reminds himself to be good.Castiel continues to assist the Winchesters, such as trapping psychic Chip Harrington in his own mind when Chip's psychic powers force an entire town to remain stuck in the 1950s.Jack's moral corruption escalates to the point where he kills Mary on impulse; Castiel attempts to retrieve her soul, but decides to leave her in Heaven after he confirms that Mary has reunited with John in the afterlife.