Death of X is a 2016 crossover miniseries published by Marvel Comics. Death of X is part of a series of story arcs that have impacted the Inhumans and X-Men titles after Secret Wars ended and Earth 616 was restored along with being related to the events of the Infinity, Inhumanity, and Inhuman story arcs. This miniseries event answers the question about what really happened between Cyclops and the Inhumans in the eight-month gap between Secret Wars and the All New, All Different lineup of comics. This limited series event serves as a prequel to the series Uncanny Inhumans, Extraordinary X-Men, and Volume 4 of Uncanny X-Men, along with impacting the plot to Civil War II: X-Men and ultimately serving as a precursor to lead into the major crossover event Inhumans vs. X-Men.