Gyromite (Nintendo Cinematic Universe)

Gyromite is a Japanese anime film.

Summary
Professor Hector creates a robot named R.O.B. to help defend his lab from monsters.

Plot Summary

 * Professor Hector build a robot named Robotic Operating Buddy (R.O.B. for short).
 * Professor Hector accidentally locks himself inside of his lab one night, leaving R.O.B. as the only one to save him.
 * Running Gag: R.O.B. occasionally blunders in rescuing Professor Hector, sometimes resulting in his near death.
 * R.O.B. successfully rescues Professor Hector.
 * Mid-Credits Scene: R.O.B. gets abducted by mysterious creatures.