Crossword clues for Luke, to Darth Vader 3 lettersAnswerClueSONLuke, to Darth Vader ("Star Wars" spoiler)SONLuke, to Darth VaderSONLuke Skywalker, to Darth VaderSPOILERWARNINGWords before "Darth Vader is Luke's father," for exampleFATHERDarth Vader, to LukeSPOILERDarth Vader is Luke's father, e.g.