Krypto the Superdog is a fictional superhero appearing in American comic books published by DC Comics. The character is a white, anthropomorphic dog who is the pet and loyal companion of Superman. Krypto was created by Otto Binder and Curt Swan, and first appeared in Adventure Comics #210 (March 1955).
Krypto possesses a number of superpowers similar to Superman’s, including super strength, speed, agility, invulnerability, and heat vision. He also has the ability to fly and communicate with other animals. Krypto has been a member of the Legion of Super-Pets and has appeared in numerous Superman-related comic books, television shows, and films.