Extraordinary X-Men (2015-2017) #12

Plot

"APOCALYPSE WARS" CONCLUSION! Trapped a thousand years in the future on a world ruled by the genocidal tyrant Apocalypse, the X-Men are literally mutantkind's last hope! With the fate of the next generation of mutants hanging in the balance, the X-Men square off against Apocalypse and his Horsemen one last time. But with some of their own in Apocalypse's ranks, how can the X-Men hope to win the day? In what's sure to be a battle for the ages, one thing is certain: not all of the X-Men will emerge unscathed!