Sins of Sinister

"Sins of Sinister" is a 2023 comic book crossover storyline during the Krakoan Age published in the X-Men franchise of books by Marvel Comics. The event involves a dark future brought about by Mister Sinister's corrupt machinations and his experiment in creating a batch of Mutants called Chimeras. Sins of Sinister kick-offed with a one-shot written by Kieron Gillen and artist Lucas Werneck. Immortal X-Men by Kieron Gillen, X-Men Red by Al Ewing and Legion of X by Si Spurrier were transformed into three limited series: Immoral X-Men, Storm & the Brotherhood of Mutants and Nightcrawlers. The story was told across three different time periods: 10 years, 100 years and 1000 years in the future. The series' writers would then continue their current story plans after the finale one-shot, Sins of Sinister: Dominion.