SEE ALSO: 'Avengers: Infinity War' memes are here because we're all just trying to cope Thanos' big freethinking idea? Saving the universe by killing 50% of its entire population, chosen at random.

Previous rumors have claimed that Thanos is set to return, and Josh Brolin is said to be in talks to reprise the role. We had assumed that the powerful villain would be a part of Secret Wars ...