Personality. Jax is a mischievous (occasionally flat-out bloodthirsty), laid-back, calm, sassy, impulsive, egotistical, and brazenly condescending individual, and rarely shows any empathy or remorse for those around him. Appearance. Jax appears to be a lilac cartoon rabbit whose design evokes the look of early cartoon characters, also known as "rubber hose" characters. He has long bunny ears on the top of his oval-shaped head, and his overall build is tall and slender, with a rather long neck.