A 2003 comic book crossover event between Marvel and DC brought together the Avengers and the Justice League to save the universe. The story revolves around Krona, an ancient being seeking the origin of everything, and Grandmaster, a cosmic being who proposes a game where the two teams must collect 12 powerful objects. The teams face off, but eventually, they realize they are pawns in a larger plan and join forces to stop Grandmaster and Krona. The heroes ultimately succeed in defeating Krona and separating the merged universes, restoring balance to their respective worlds. The comic concludes with Grandmaster and Metron discussing the potential consequences of their actions and the possibility of a new universe emerging from the cosmic egg where Krona is imprisoned.
Here are the key facts extracted from the text:
1. The idea of uniting the Avengers and the Justice League in a story was first proposed in 1979.
2. A crossover comic featuring the X-Men and the Teen Titans was released in 1983.
3. The editor-in-chief, Jim Shooter, played an essential role in the crossover between the Avengers and the Justice League.
4. The artist George Pérez worked on the crossover comic, even though he had already left Marvel.
5. The crossover comic, "JLA/Avengers," was released in 2003.
6. The story features a being named Krona, who is searching for the answer to the origin of everything.
7. Krona is an ancient being who belonged to the same race as the Guardians of the Universe.
8. Krona was expelled from his race for being a renegade and extremist.
9. Krona meets Grandmaster, a cosmic being who has spent most of his existence looking for fun through games of chance.
10. Grandmaster proposes a game to Krona, where the Justice League and the Avengers compete to collect 12 objects of power.
11. The objects include the Book of Eternity, the Water Wand, and the Infinity Gauntlet.
12. The Justice League and the Avengers must travel to each other's universes to collect the objects.
13. The heroes from both teams eventually team up to stop Krona and Grandmaster.
14. Krona's true intention is to create a new universe by combining the Marvel and DC universes.
15. The heroes manage to stop Krona and separate the universes.
16. The story concludes with Grandmaster speaking with Metron, who is holding a cosmic egg containing Krona.
17. The comic is no longer in print and can only be found online.