Fair rating? 0 0X-Men· Season 5 · Episode 13DescentS05E13·7.8·September 13, 1997·30m·FOXThe origin of Mr. Sinister is revealed, as Dr. Xavier attempts to stop Essex before he goes too far.Streaming on (US) See allShare#12In Season 5of 14 rated episodes#69All-timeof 76 rated episodes−0.4vs season avgSeason 5 averages 8.21997First airedSeptember 13, 1997Guest starsCedric Smithas Professor X (voice)Chris Brittonas Mister Sinister (voice)Cedric Smithas James Xavier (voice)CrewDan HennesseyDirectorDDavid McDermottWriterSteven MelchingWriterPreviousHidden AgendasS05E12 · 7.8NextGraduation DayS05E14 · 7.7Keep going
