Disfigured by Captain America in World War II, the villainous BARON ZEMO has recently resurfaced as the leader of the Masters of Evil. An expert strategist and swordsman, Zemo leads his diabolical alliance of villains on a mission of revenger against the AVENGERS! Zemo and his team more than possess the raw power needed to achieve his goal of world domination - unless Earth's Mightiest Heroes can stop them!