Marvel's Avengers: The Extinction Key

Centuries ago, a group of ancient heroes fought to protect the world from the destructive Zodiac, foes fueled by arcane energies and a mysterious Key. Now, in the 21st century, the Avengers must confront new threats linked to these legendary enemies, as they race to find the Extinction Key before their foes grow too powerful. The story explores a battle across time, blending ancient conflicts with modern heroism.