Ben Affleck's Batman Movie Would Have Featured Arkham Asylum-Inspired Deathstroke Fight and DCEU Batgirl, Joe Manganiello Reveals

Joe Manganiello has revealed new plot details about Ben Affleck's canceled Batman movie, including information about an Arkham Asylum-inspired fight with Deathstroke and the DCEU's Batgirl.

The actor, who was cast as Slade Wilson before the comic book movie universe was rebooted with the DCU, talked about his time working with Affleck on the canned project in his new book, Bloodlines: A Memoir. Entertainment Weekly shared excerpts from the book, which said the Batman movie would have been packed with reveals – and even a death – for some of Bruce Wayne's closest allies.

Affleck's plan for his standalone Caped Crusader flick would have seen Batman primarily tangling with Deathstroke after the character was first teased in a Justice League end-credits sequence. He described the narrative as "a superhero version of David Fincher's The Game" focused on Deathstroke trying to "dismantle Batman's entire life."

This is a plot description Manganiello has shared before, but now we know that the iconic …