Once, there were infinite Earths. Then there came a Crisis…a Zero Hour…a Flashpoint. Worlds lived.

Worlds died. But some worlds must now fight for their future—in the Convergence! The evil alien intelligence known as Brainiac has stolen 50 domed cities from throughout time and space and sealed them behind impenetrable domes.

Now, after a year, the domes will come down—and the heroes and villains of 50 dead worlds must battle to be the last one standing! It’s Shazam vs. steampunk as the Captain Marvel family faces an invasion by the world of Gotham by Gaslight! When time-displaced heroes collide!

Booster, Rip Hunter and the Time Masters face off against Superboy & the Legion of Super-Heroes with the entire Convergence hanging in the balance!