This week, every movie studio is likely scrambling to figure out how to replicate Black Panther's success. As Marvel's main rival in the realms of comics and movies, all eyes are on Warner Bros, home of the live-action DC superhero movies, in particular. Here's a pro tip: The answer is not Cyborg. Nor is it John Stewart, the Green Lantern best known from the Justice League animated series. What the WB needs is an Icon.