The devil unicorn has a red glowing horn.and a black mane .

surprisingly the devil unicorn can sense people nearby with a slash of his tail he can turn himself invisible  

He lives in a  cave near a river so he can strike at the time to get fo

The devil unicorn eats crocodiles, humans brains he also eats lions fresh skin.

weirdly his predators are the storm unicorn , and the fire unicorn his prey is crocodiles and humans brains