Ben Affleck has dropped a massive hint about the next Batman baddie, and fans are going CRAZY.

The heartthrob, who will star in and direct the upcoming stand-alone Batman film, tweeted what appears to be footage featuring famous DC Comics villain Deathstroke.

The mercenary character has been an antagonist of the Caped Crusader in other media.

And now some believe Batman and Deathstroke will square off on the big screen.