For nearly 70s years, Krypto has been Superman's loyal companion and a very good boy. Before he arrives in the cinematic DCU, read about his comic book history.

In a touching story shared on social media, Gunn wrote how "Krypto came into the script & changed the shape of the story as Ozu was changing my life."

Superman writer-director James Gunn confirms that Krypto will appear in the upcoming DCU movie, sharing a first look at the beloved superdog.