Hybrid AU

Hybrid AU (also known as Animal AU and Animalized AU) is an AU in the fandom where the Big Four are hybrids and have animal like abilities or parts.

About the AU
Spawning from fanart, this AU places the Big Four, and other such characters as Hybrids and have human characters animalized and animal and 'creature' characters humanized. The four also have animal like parts on their bodies or their abilities.

Popular Spinoff AUs

 * Deertaur AU
 * Centaur AU
 * The Little Mermaid AU

Hiccup Horrendous Haddock III
Fans have infused Hiccup with Toothless as they turned him into a Night Fury Hybrid. They have also given him dragon like abilities, like understanding them, breath fire or having dragon like eyes.

In Modern AU and Ranch AU he is Toothless' owner, when his dragon is cast as a house pet (like a black cat or dog) or a black, strong steed he rides from time to time.

Jack Frost
The animals Jack has been turn into by fans is a Polar Beer for Jarida and a White Ferret for Hijack. He is also portrayed as a wolf for Red Riding Hood AU.

Merida DunBroch
Fans have given Merida the form of a cat or raccoon for Jarida. She can also be portrayed as a beer, because of the spell she used on her mother and for Beauty and the Beast AU.

Toothless
Toothless is portrayed as a Human or a Night Fury/human Hybrid for the Toothcup (or Stormless) pairing or a Black Cat or Dog for Modern AU and a Horse for Ranch AU.

Dragon Riders
The Dragon Riders are dragon Hybrids as fans infused them with their dragons. Fans have also portrayed their dragons as Humans.

Stormfly
Stormfly is portrayed as Astrid's pet Bird or Dog for Modern AU and a Human for the Ermfly pairing.