While Hall H was rumbling with footage of the next big superhero battle, Fox was giving fans a sneak peek at its next installment of the X-Men franchise on the show floor of Comic-Con 2015.

Writer Erik Davis snapped this pic of a new promotional poster for Bryan Singer's "X-Men: Apocalypse" showing the best look yet of what actor Oscar Isaac will look like when he transforms into the titular villain:

The apocalypse is coming! X-Men Apocalypse posters being handed out at #SDCC #XMenApocalypse pic.twitter.com/AONenHpAIO- ErikDavis (@ErikDavis) July 11, 2015

Set to arrive on May 27, 2016, the movie marks the end of the second X-Men trilogy on the heels of last year's "X-Men: Days of Future Past."