The X-Men's Hellfire Gala has become a time of triumph for the mutants of the world (and other worlds), but in this week's X-Men: Hellfire Gala #1, what should have been a moment of celebration turned into a shocking and bloody tragedy, as the villainous Nimrod of Orchis attacked just when the X-Men announced its newly elected roster, killing nearly half the team, and leaving some of the survivors badly wounded.
Source:https://www.cbr.com/x-men-hellfire-gala-tragedy/