Malachi Wolfe is a self defense instructor. Sydney Sage and Adrian Ivashkov go to his classes in The Golden Lily. In The Indigo Spell, Sydney gets a gun from him. He also tells Sydney to not let love go, as he regrets letting go of Silver Tooth Sally. As of The Fiery Heart, he is dating Jaclyn Terwilliger, Sydney's witch mentor. He mentions that he once dated a woman named Toctulla, an Aztec princess, of whose name he had tattoo of on his thigh. He left her because he was a free bird and she was not. He got the name tattoo changed to "Tactful".