The Marvel Universe is no more! The interdimensional Incursions have eliminated each and every alternate universe one by one. And now—despite the best efforts of the scientists, sages and superhumans—the Marvel Universe and Ultimate Universe have collided...and been destroyed! All that exists in the vast empty cosmos is a single, titanic patchwork planet made of the fragmented remains of hundreds of devastated dimensions: Battleworld! And the survivors of this multiversal catastrophe all bend their knee to Battleworld's master: Doctor Doom! What strange creatures inhabit this world? Which familiar faces will return? And what happens when Battleworld's various domains go to war? The Marvel Universe is dead—and the victors of the Secret Wars will determine what comes next! Collects: Secret Wars #1-9, Free Comic Book Day 2015 Secret Wars #0 (Secret Wars story).