Odium is a fan character created by Heroic412229. He is a mythological, anthropomorphic grey wolf who is the central antagonist of The Rise of Odium created by Heroic412229. He is also the first antagonist to think that the Mane Six and their friends are evil and is out for justice after seeing all of the major screw-ups they made without any repercussions at all.

He was once a young, well-educated, and helpful pup with a burning and unforgiving hatred for injustice of any kind due to living in a disreputable town with his honorable and caring, yet flawed and somewhat poor family. After being old enough to live on his own and leaving his honorable family and disreputable town behind, he stumbled into a mysterious seer named Calypso, who trained and planned with him for years in order to take down the Mane Six, Starlight, and Discord after showing him all of their misdeeds throughout the series. He then journeyed alone in his mission to put them in their place before realizing how wrong he was.