When Obi-Wan Kenobi was young, he has curly hair and a beard when he didn't wears a hood on his head, he has the powers to move an object to hit the Pork Side. When Obi-Wan was old, he has a grey hair with grey beard, he later becomes Luke's mentor by teaching him with a blue lightsaber. He has still his powers despite being an elderly bird. He wears a hood on his head to hide his grey hair in the process.