As a Calvin and Hobbes and My Little Pony: Friendship is Magic fan, this crossover by Ripfrost (source) is one of the best things I’ve ever seen. Click on the image for a larger version.
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Are you pro Skub or anti Skub?
Gaia by Oliver Knörzer is licensed under the Creative Commons Attribution-NonCommercial-NoDerivs 3.0 Unported License. See the About page for details.