In 2004 he changed his ring name to Leono, the Spanish name for Lion-O of the ThunderCats, which was also reflected in the fact that Leono often had the ThunderCats logo on his trunks.
In his youth Guzmán was a follower of several fictional superheroes, including Atom Ant and ThunderCats, which influenced his acceptace for the role.
Los Moviestars won the Mexican National Trios Championship from a team called "Los Thundercats" (which was patterned after the ThunderCats animated series) on April 29, 1991.
The team of Octagón, Atlantis and Mascara Sagrada was dubbed "Los Movie Stars" and were booked to win the Mexican National Trios Championship from a team called "Los Thundercats" (patterned after the ThunderCats animated series) in 1991.
The show was created by Tobin "Ted" Wolf and animated by Japanese animation studio, Pacific Animation Corporation.
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In October 2007, Variety magazine revealed that Jerry O'Flaherty, veteran video game art director, had signed on to direct.
He is now a member of the Thundercats Hockey Organization at The Gardens Ice House in Laurel, MD.
Cartoon Action Hour is a role-playing game (RPG) designed to emulate classic action-adventure cartoons, such as ThunderCats, He-Man, Transformers, G.I. Joe, Visionaries, Inhumanoids, Centurions, Thundarr the Barbarian, M.A.S.K., and Bravestarr.
From the mid-1980s to the mid-1990s, he wrote and drew comics features for He-Man, GoBots, ThunderCats, G.I. Joe and Power Rangers magazines, published by Telepictures (later Welsh Publications).