Take a deep dive into the origins -- and creative battles -- behind Teenage Mutant Ninja Turtles, Power Rangers, My Little Pony and wrestling figures.

Teenage Mutant Ninja Turtles 46m Two relatively unknown comic book artists stumble upon an idea that will give rise to Turtlemania, sending the toy industry into shell shock.

Mighty Morphin Power Rangers 46m Inspired by Japan's Super Sentai series, composer Haim Saban's groundbreaking vision has since morphed into a decades-long TV and toy dynasty.

My Little Pony 45m Bringing immense joy to children, and now bronies, these half-pint hoofers have redefined the modern doll in an era dominated by Barbies and Berries.