Aliens vs. Avengers #4

FINALE! THE SINISTER PLOT REVEALED! Earth's mightiest heroes abandoned their home planet to save humanity from the Xenomorph threat. Now, they've arrived on Mars - current refuge of the X-Men. But the twisted machinations of Mister Sinister might spell doom for them all… Don't miss the EPIC CONCLUSION of Hickman and Ribic's CROSSOVER MASTERPIECE! RATED PARENTAL ADVISORY.

Written by Jonathan Hickman. Art and cover by Esad Ribic.