DC Comics has created the best multiverse in comics, and it's not even close. DC first introduced to multiverse to comics in 1953's Wonder Woman #59, with Wonder Woman traveling to another Earth. Later, in The Flash #123, Earth-2 debuted as the home of DC's Golden Age greats. Since then, DC's multiverse has given readers amazing stories, allowing them to spend time with different versions of their favorite characters.
Source：https://www.cbr.com/flashpoint-beyond-deserves-ongoing-dc-comic/
