THE EVENT 20 YEARS IN THE MAKING!
WITH APPEARANCES BY EVERY AVENGER & JLA MEMBER... EVER! THE WAIT IS OVER!
The most eagerly anticipated comic book crossover of all time has finally arrived, with alternating Prestige Format issues by Marvel & DC Comics!
What cataclysmic threat could endanger two universes—and dwarf the combined power of both Earth's Mightiest Heroes and the World's Greatest Super-Heroes? The world finally learns the answer in September 2003!