Thanos, the Mad Titan, has cut a swath of terror across the Marvel universe – from comic pages to the big screen.

Even with the Infinity Stones becoming real people in the new Infinity Watch team, their "humanity" still ... revealing the stones' true power in the process. Thanos always sought the stones ...

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.

We have also heard that at least some variants will be involved, and could form a team of "Evil Avengers." Previous rumors have claimed that Thanos is set to return, and Josh Brolin is said to be ...

Speculation surrounds cameos of Marvel characters in the movie, including the return of Thanos from a different timeline. Killing Thanos in the movie could undermine his legacy as the MCU's ...

Rumors suggest Doctor Doom may kill Thanos in the MCU, establishing him as a major threat. Marvel may use post-credits scenes in The Fantastic Four to show Doctor Doom's power. Avengers ...