'Blue Beetle' stars Xolo Maridueña and Bruna Marquezine chat with ET's Ash Crossan after the WB CinemaCon presentation, recalling the emotional moment they learned they were cast in the DC superhero's big-screen adaptation. The 'Cobra Kai' actor breaks down what he loves most about the comic book character's powers, and explains why everyone will be able to relate to the family antics his alter ego, Jaimi Reyes, faces amid his epic transformation. 'Blue Beetle' flies into theaters on Aug. 18.