Did James Gunn Just Reveal a Thor Cameo in ‘Guardians of the Galaxy Vol. 2’?

Director James Gunn is currently in production on Guardians of the Galaxy Vol. 2, which is sure to bring more intergalactic action to the Marvel Cinematic Universe. But a new photo from the set of the film reveals that the Guardians may be joined by another mighty hero.

Earlier today, the director posted a photo to Instagram holding Thor’s hammer Mjolnir, leading to speculation that the Asgardian god may make an appearance in Guardians of the Galaxy Vol. 2.

A photo posted by James Gunn (@jamesgunn) on

It wouldn’t be too crazy to see Thor head to space for a cameo in the film. After all, his home of Asgard is another world all its own, and the hero traversed various realms in Thor: The Dark World. Moreover, the upcoming is rumored to be a space-faring team-up between Thor and the Hulk, with a possible storyline influenced by . That story found the Hulk fighting for his life as a gladiator on a distant planet, and could be teased in Guardians of the Galaxy Vol. 2.

Still, the photo could also indicate that Mjolnir will make an appearance in the film sans Thor. Perhaps the legendary weapon has fallen into the hands of The Collector, who (unsurprisingly) collects artifacts from across the cosmos. Benicio Del Toro appeared in the first Guardians as the character, and while it was previously reported the star it’s possible that things have changed, or that the impressive collection will appear without its owner.

Guardians of the Galaxy Vol. 2 hits theaters May 5, 2017. Do you want to see Thor make an appearance in the movie? Let us know in the comments.