In the *Dr. Slump* movie *Dr. Mashirito Abale-chan*, Dr. Mashirito Jr. creates the android Abale-chan, who confronts an alien invasion featuring grey aliens—a concept rooted in folklore. However, no specific character named "Grey Alien" appears in this narrative or any official *Dr. Slump* seasons, movies, OVAs, or spin-offs. The character lacks a defined background, development, or role across the franchise.