Krypto

Krypto, also known as Krypto the Superdog, is a fictional superhero dog appearing in American comic books published by DC Comics, commonly in association with the superhero Superman. The character was created by Otto Binder and Curt Swan, first appearing in Adventure Comics #210 (1955). He has been a member of the Superman Family, the Legion of Super-Pets and the Space Canine Patrol Agents.