Lisandro is a wererat and works as security at the Circus of the Damned. He is Hispanic, six feet tall, dark, handsome, with shoulder-length straight black hair pulled back in a ponytail. Lisandro is married and has two children.
In Bullet, he is one of the wererats that nickname Anita "negra gatita" ,meaning "black kitten". He sleeps with Anita after the attack on the triumvirates, by the Lover of Death and the Dark Mother, when the ardeur overwhelms them and everyone at the Circus of the Damned. Lisandro seemed to either not remember what happened between them or choses to ignore it.