Aliens vs Avengers #4 (Of 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! PARENTAL ADVISORY