The series was produced in 3D computer animation, similar to the animation style of Green Lantern: The Animated Series. Batman teams up with swordmistress Katana and his ex-secret agent butler Alfred Pennyworth to face the criminal underworld of Gotham, led by Anarky, Magpie, the League of Assassins, Tobias Whale, Phosphorus Rex, Professor Pyg, Mister Toad, Killer Croc and Humpty Dumpty. The series premiered in the United States on Cartoon Network on July 13, 2013, replacing Batman: The Brave and the Bold. It was cancelled after its twenty-sixth episode.
Bruce Wayne (voiced by Anthony Ruivivar)'s early years as Batman, following his initial period of battling organized crime. Throughout the series, he hones his combative skills with the assistance of his butler Alfred Pennyworth. He introduces Bruce to his goddaughter Tatsu Yamashiro (Sumalee Montano), a martial artist and swordmistress hired as his bodyguard.