Fan Casting Batgirl vs Supergirl

There has been tension and rivalry between Kara Zor-El and Barbara Gordon for some time. Everything reaches the point where their duel seems inevitable. Batman and Superman don't want to get involved in their dispute because they've got enough to worry about. But Dick Grayson and Mon-El are still here, and they both feel that something is wrong. Together they will launch an investigation, during which their fears will be confirmed. Someone's trying to manipulate everyone inconspicuously and turn them against each other. Brainiac is exposed and a decisive battle is about to take place. In the meantime, it turns out that Lex Luthor is conspired with Grail, who wants revenge on Kara for the defeat of her father, Darkseid.