Wild One Unicorn

People call it the wild one, flying and spreading rainbow everywhere it goes, this mysterious creature said to be similar to a blue horse with a spiral horn atop of it's head, not many have seen it, some people call it the colorful rainbow unicorn from the fantasy legend and myth, it eats darkness in the human heart and in turn it magically that negative energy into a positive one, making the people affected to it feel happiness from it.