Certain Death is a completely black horse, with light red eyes, a light brown mane and tail, and dark gray hooves.
In his appearances, he has been shown to be aggressive by hurling Cactus Jake and the rider, Billy Bob, off, as well as chasing and trying to hurt Garfield. He has also been shown to have an aversion to horrible smells, as well being shown to become lazy after eating lasagna. Cactus Jake mentions that he easily gets homesick.
- His name was only revealed in his second appearance.