A photo-realistic depiction of Yoda as a UFC champion, featuring his iconic green skin and wise expression, dressed in a UFC fight kit with intricate designs, standing confidently in the octagon under bright arena lights, surrounded by cheering fans, showcasing his small but muscular frame, with a championship belt over his shoulder and a determined glint in his eyes, embodying strength and agility, with subtle details like sweat glistening on his skin and a seamless blend of his mystical aura with the competitive atmosphere.