The "Teenage Mutant Ninja Turtles: Mutant Mayhem Steelbook 4K UHD Blu-ray" is a highly collectible edition of the animated movie in NTSC video format. This Blu-ray comes in a special steelbook case, with English subtitles available. The film is rated PG and features a behind-the-scenes featurette, making it a must-have for fans of the Teenage Mutant Ninja Turtles franchise. The 4K UHD Blu-ray format ensures high-quality visuals, while the region-free Blu-ray allows for global compatibility. With its 16:9 aspect ratio, this edition provides an immersive viewing experience for fans of all ages.