EXCLUSIVE: Warner Bros hosts its Comic-Con panel tomorrow morning where Batman V Superman: Dawn Of Justice is expected to be front and center, but here’s a morsel to nibble on today. I’m hearing that after he absolutely crushed the script on that film, Oscar-winning Argo scribe Chris Terrio is being courted by the studio to come aboard and script its Justice League movie. That superhero mash-up will be DC Comics‘ answer to Marvel’s Avengers juggernaut. Not that well known prior to Argo, Terrio has fast become an A-list scribe, and a favorite of writer-directors. He’s got Bunker Hill with Ben Affleck, and The Foreigner, among several big pics. Terrio’s repped by WME.

Related: Zack Snyder Locked For ‘Justice League’

Affleck’s going to star as Batman in the Zack Snyder-directed Justice League and Henry Cavill will reprise Superman, while Gal Gadot will play Wonder Woman and Game Of Thrones alum Jason Momoa is on the docket to play Aquaman. Might be the highest-priority film at Warner Bros for new film division managers Greg Silverman and Sue Kroll.

Related: Comic-Con: Ben Affleck As Batman Shows Up … Sort Of