How many main pony lines are there in the "My Little Pony" franchise?
"My Little Pony" is an American animated television series produced by Sunbow Productions and Marvel Productions based on the My Little Pony toys released by Hasbro. The series featured as the first segment of a program called "My Little Pony 'n Friends".
The series debuted on September 15, 1986, nearly three months after the release of My Little Pony: The Movie (which had introduced the Paradise Estate and many of the series' main characters), and ended on September 25, 1987.
There are 4 main pony lines: Earth ponies, Pegasus ponies, Unicorn ponies and Alicorn ponies.
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