One of Nickelodeon's most popular series is surely Avatar: The Last Airbender, even after all these years. Just looking at a picture makes you want to watch it again. After all, it's hard to resist ...

Now, if there’s one thing we know about nerds out there, it’s that they love a creature. It can be a cute creature, a fearsome beast, a gorgeous animal, or a hideous monstrosity, and ardent fans will ...