The Sentinels are a group of mutant-hunting robots appearing in American comic books published by Marvel Comics. They are typically depicted as antagonists to the X-Men.

X-Men, also known as X-Men: The Animated Series, is an animated superhero television series that aired in the United States for five seasons from October 31, 1992 to September 20, 1997, on Fox's Fox Kids programming block. It was Marvel Comics' second attempt at an animated X-Men television series after the pilot X-Men: Pryde of the X-Men was not picked up. Set in the same fictional universe as Spider-Man, Earth-92131, it was followed by a revival, X-Men '97, which began airing on March 20, 2024, on Disney+.