The West Coast meets the Old West! Firebird finds herself in the middle of a fight between the Rangers and the Avengers - but will she become the sixth Whacko, or will the Thing? Menaces mount, including Master Pandemonium, Headlok, Griffin and Graviton - while Tigra and Hellcat team up against Tiger Shark! Meanwhile, Hank Pym battles his demons - but who will be his savior? Then, a time-warping terror leaves the West Coast Avengers trapped in the past! Hawkeye meets old friends the Two-Gun Kid and the Rawhide Kid, but another Western legend spells big trouble for Mockingbird! The sprawling spacetime saga spreads to Ancient Egypt as the Whackos travel ever further back - but what role will Moon Knight play? And will the team ever find the way home?