Meet your future! Teenage hothead and star athlete Bart Simms is about to come face to face with the Valiant Universe's greatest hero... himself! Will Bart and Doctor Tomorrow be able to save the Valiant Universe from a new and unstoppable menace? It's the can't miss superhero adventure of the year from rising star writer Alejandro Arbona (Love Is Love) and awe-inspiring artist Jim Towe (Spider-Man/Deadpool)! Collecting DOCTOR TOMORROW #1-5.