The time has come! Their ranks shattered by CIVIL WAR II, their spirits weighted down by a toll both personal and spiritual, Earth's Mightiest Heroes must find the resolve to stand united one final time against their greatest foe! The Avengers will assemble once more: Captain America! Thor! Vision! Wasp! Spider-Man! Hercules! But when the dust settles, will any of these valiant warriors make it out alive from an all-out war with Kang the Conqueror?! And when the Vision sets out hell-bent on revenge against Kang, all of history will be in jeopardy if the Avengers can't stop the synthezoid! The Firewall of Time will be shattered — and it will fall to the Avengers to stop the dangers it held back! When war after war ends, not everything — or everyone — will be the same!