Alien Warrior

An alien being is sent to Earth from his home planet with the assignment of stopping Great Evil. Great Evil turns out to be Mr. One, a Black drug dealer with a gang of Hispanic minions, whose hobby is raping White women. The alien, who decides to use the name Buddy on Earth, makes it his personal mission to rescue all the White people he can find, while putting an end to Mr. One's life of crime. (imdb)