Space Sheriff Gavan(1982)

Space Sheriff Gavan is a tokusatsu action series following a galactic lawman defending Earth against an intergalactic threat. The criminal organization Makuu, commanded by the ruthless Don Horror, has destroyed a space colony and now targets Earth as part of a larger scheme to dominate the universe. Gavan, an elite officer of the Galaxy Federal Police, is dispatched to his mother's homeworld to stop the invasion and prevent Makuu from transforming Earth into a base for evil. Packed with colorful sci-fi action and monster battles, the series blends superhero heroics with space opera adventure as Gavan wages a one-man war against overwhelming odds to save humanity from cosmic conquest.