Upon his entry, we hear of the tale of Pasquel Mendoza. Mendoza’s family died in an earthquake in Mexico City when he was a child.
Muertes would be involved in his first major feud with Fenix. This became so as Catrina would betray Fenix and show her solidarity with Muertes.
Fenix would defeat Muertes, but much like his name suggests, this loss would only be one death.
At the premiere of the second season of Lucha Underground, Muertes would continue his path of destruction as the champion..