title: X-Men (TV series)
context: X-Men, also known as X-Men: The Animated Series, is an American animated television series which debuted on October 31, 1992, in the United States on the Fox Kids network.[2] X-Men was Marvel Comics' second attempt at an animated X-Men TV series after the pilot, X-Men: Pryde of the X-Men, was not picked up.
question: When was the X-Men cartoon television series first aired?
answers: October 31, 1992