Tony Stark never built an Iron Man armor, Thor is an atheist who despises hammers. Wakanda is dismissed as a myth. Captain America was never found in the ice - because there were no Avengers to find him. Instead, this planet has always been protected by Earth's Mightiest Heroes: the Squadron Supreme of America! Now Hyperion, Blur, Doctor Spectrum, Power Princess and Nighthawk face an attack from some of their fiercest enemies - including Dr. Juggernaut, the Black Skull, the Silver Witch, the Goblin and Thanos with his Infinity Rings.But why is Blade the vampire hunter the one man alive who seems to remember that the entire world has somehow been... Reborn? And what is the Daywalker going to do about it?