Lucky is the dog found and adopted by Kate Bishop when during on attack on a black market auction he attacked one of the Tracksuit Mafia.^[3] By then, Kate was alongside Clint Barton, who also took affection to the dog, nicknamed by Kate "Pizza Dog" after the only thing she had to feed him.^[2] By the time he was taken to the Barton home, Kate had named him Lucky.^[1]

• Lucky is a baseline dog with the powers and abilities common to his species.

• Decreased visual perception due to his missing left eye.

• Lucky was originally planned to be computer-generated, but the performance of the Golden Retriver Jolt made the producers instead only use CG to make Jolt one-eyed.^[4]