A body double combined with AI tech was used to bring back actor Pat Morita as Mr. Miyagi in the finale of Cobra Kai.The fight choreographer, Don Lee, portrayed the character by putting a pillow up his shirt.The use of deepfake technology helped in producing the scene, with notes given by the production team.While some viewers objected to the digital performance, the appearance of Mr. Miyagi added an emotional touch to the episode.