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Haha, they look like someone crossed those Bratz dolls with the Monster High ones. xD

Why does Rainbow Dash look like Miss America?

At least Applejack has a hat.

I'm going to assume that the only purpose of these was to get the body molds and hairstyles down pat for production. In which case... good job, Hasbro! Now follow it up by ACTUALLY MAKING THEM ON-MODEL and not freakishly-made-up and fashion-challenged monstrosities.