In this animated action-adventure series, "Marvel's Avengers Assemble," the world's most well-known super hero team – Iron Man, Hulk, Captain America, Thor, Hawkeye and Black Widow, along with newcomer Falcon – unite to battle threats no single hero could withstand. Training and living together in their new headquarters Avengers Tower, the heroes must overcome their differences and learn to work together to defend the planet. Whether it's Dr. Doom trying to conquer Asgard, Attuma driving the Atlantean Army into New York City or Dracula unleashing vampire hordes, the planet's most menacing villains don't stand a chance when the Avengers assemble.