Avengers: Infinity War gave the world the longest Marvel Cinematic Universe movie yet, but a new rumor suggests that there could be even more to come.

Collider‘s Jon Schnepp recently did a panel with comic writer Jim Starlin, who wrote Infinity Gauntlet and created characters like Thanos and Gamora. According to Schnepp, Starlin spoke about how Infinity War had a lengthy section about Thanos’ backstory, which was ultimately cut for time.

“[Some time] before the movie actually came out, they called him and were like ‘Hey, look. We’re sorry to tell you, we have to cut out a lot of the Thanos backstory.'” Schnepp explained. “‘We’re cutting out like thirty minutes of Thanos’ backstory, his origin, and him as a youth and things that he did. We can’t fit all of it into the movie. We already have like a two-and-a-half hour film.”

This certainly isn’t the first time that these Thanos deleted scenes have been addressed, with Infinity War directors Joe and Anthony Russo explaining as much before the film’s release. But as…