Marvel is doing everything it can to make sure Avengers: Doomsday has an unprecedented rollout. We're still a year away from the movie hitting theaters, but fans can now see an exclusive trailer before showings of Avatar: Fire and Ash. But what's more, this is only the first of four trailers that will be shown in theaters, so this is only the beginning.
We're utilizing that [story] not just to round out the stories we've been telling post-Endgame, just as importantly - and you can look at the Secret Wars comics for where that takes you - it very, very much sets us up for the future.