As a nightmare becomes real for the New Mutants, Nightcrawler leads an eerie mission into the unknown! Meanwhile, Mister Sinister finds a use for Krakoa’s troublemakers. Meet his new Hellions: Scalphunter, Wild Child, Empath, Nanny, Orphan-Maker, Psylocke…and Havok?! They’re the team you’re going to hate to love! Wolverine faces a combined assault from Lady Deathstrike, Sabretooth and Doctor Cornelius – but the Flower Cartel might have enlisted his worst foe of all! The X-Men have their hands full with some cosmic heavy hitters – the Brood, the Shi’ar Imperial Guard and the Starjammers! And London is burning! As Britain goes to war with Krakoa, its Captain is faced with her hardest decision yet! Collecting NEW MUTANTS (2019) #9, GIANT-SIZE X-MEN: NIGHTCRAWLER, HELLIONS #1, WOLVERINE (2020) #2, X-MEN (2019) #9 and EXCALIBUR (2019) #10.