Watch X-Men Season 1 Episode 1 - Night of the Sentinels (1)

X-Men Season 1 Episode 1

Watch X-Men Season 1 Episode 1 - Night of the Sentinels (1)
Breaking into the Mutant Control Agency's headquarters to destroy the registration files on mutants, the X-Men lose two of their members against the Sentinels, but eventually gain another.