Lucha Underground applied to register a number of trademarks on May 2nd with the United States Patent and Trademark Office (USPTO).

While some of the characters and concepts have already appeared on the first three seasons, others potentially relate to material for the upcoming fourth season.

The trademarks the promotion applied to register are Jeremiah Crane, Dante Fox, Saltador, Mala Suerte, Pindar, Doku, Yurei, Hitokiri, Vibora, Son of Madness, The Cueto Cup, Ricky Mundo, Antonio Cueto, The Savage Jake Strong, Xo Lishus, El Bunny, White Rabbit, Jeremiah Snake, Joey Wrestling, Reklusa, Hexagon Black, Gauntlet of the Gods and Big Bad Steve.