Experiment 626, also known as Stitch, is a fictional character from the Disney animated film Lilo & Stitch. Created by the evil scientist Dr. Jumba Jookiba, Stitch is an alien experiment designed to be a destructive creature with superhuman abilities. He possesses enhanced strength, agility, and the ability to mimic sounds, making him a formidable being. In the story, Stitch escapes to Earth, where he encounters a young girl named Lilo. Through their friendship, Stitch learns about love and family, ultimately transforming from a chaotic creature into a caring companion. The film explores themes of belonging and the importance of relationships.