India, Aug. 18 -- Marvel Studios may be heading for another box office milestone with Avengers: Doomsday. The upcoming superhero spectacle is already seeing extraordinary demand months before its theatrical release. The buzz around the movie is immense as it brings together Avengers, Fantastic Four and X-Men characters under the same roof. And beyond that, the ticket pre-sales are hinting that it might create records that are unheard of.

According to reports in The Wrap, World of Reel and Box Office Theory, Avengers: Doomsday has already raked in around $100 million from advance ticket sales. The tickets went on sale nearly four months before the film's December 18 release, far earlier than the usual 43-day advance window.

The film is a...