Collects EXCALIBUR (2019) #25, X-MEN (2021) #5, X-FORCE (2019) #25-26 and S.W.O.R.D. (2020) #9. Epic conflicts add to the Trials of X! Backed into a corner, Excalibur's Betsy Braddock makes a desperate choice that will reshape Otherworld - and mutantkind - forever. The X-Men's new nemesis Doctor Stasis finally makes himself known, bringing his terrible creations to bear! The island paradise of Krakoa has no shortage of beautiful vistas, but Wolverine has his sights on the deadliest waves in the world - and a previously unknown threat that lurks in the deep! Plus: a sea change for Kid Omega and Phoebe Cuckoo - and seismic revelations for X-Force! And the cosmos shakes when the Shi'ar Imperial Guard battles the all-new Lethal Legion - with S.W.O.R.D. caught in the middle!