Yoda is a character from the Star Wars who appears in all of the films except for Star Wars Episode IV: A New Hope. He first appears in Empire Strikes Back as a mysterious and whimsical little creature who, as a Jedi Master, then goes on to offer ancient Jedi philosophies and timeless wisdom to Luke Skywalker. He trained other notable Jedi including Mace Windu; Obi-Wan Kenobi (before Qui-Gon Jinn took over his training), Ki-Adi-Mundi, Oppo Rancisis, and Count Dooku. In the prequel trilogy, he serves as Grand Master of the Jedi Order.