The term 'Star Wars Guru' can be broken down into two crossword solutions: Yoda (4 letters). Yoda is a fictional character from the Star Wars franchise, first appearing in the 1980 film The Empire Strikes Back. He is a small, green, ancient Jedi Master who trains Luke Skywalker in the ways of the Force. Yoda is known for his wisdom and sage advice, often speaking in a unique syntax of reversed sentences. He is one of the most iconic characters in the Star Wars universe and is widely regarded as a wise and powerful mentor.