Rogério Viggiani is a Brazilian voice actor, dubbing director, and actor, recognized for his extensive work in anime and animated series for the Brazilian Portuguese market. Born Rogério de Abreu Viggiani on May 13, 1977, in São Paulo, he is also known professionally as Roger Viggiani. He comes from a family with a strong tradition in voice acting, being the son of dublador Orlando Viggiani and the twin brother of fellow voice actor Robson Viggiani.

Viggiani's career in anime dubbing is marked by a wide range of roles across numerous popular series. He has contributed to major long-running franchises, perhaps most prolifically in Bleach, where he voiced multiple characters including Mizuiro Kojima, Rōjūrō "Rose" Ōtoribashi, Szayel Aporro Granz, and Di Roy Rinker. He also returned to reprise the role of Rose for the sequel series Bleach: Thousand Year Blood War. Another notable performance is as the cat Jiji in the Netflix redub of the classic film Kiki's Delivery Service. His filmography includes roles in Mob Psycho 100, where he voiced the Tarado da Capa Vermelha, Ghost Hound as Motoi Yazaki, Magi: Adventure of Sinbad as Badr, and Boruto: Naruto Next Generations as Mugino. He also provided voices in Fullmetal Alchemist: Brotherhood, Digimon Fusion, and Dragon Ball Z Kai.

Among his specific credited roles are those mentioned in the query, including Trox in Bakugan Battle Planet, Goblu in Heroes ~Legend of Battle Disks~, and Mucha in the classic series Mazinger Z. His involvement in the Mazinger Z franchise extended to the feature film Mazinger Z: Infinity as well. In addition to these, his work covers a vast array of other anime such as Attack on Titan, Demon Slayer: Kimetsu no Yaiba, Ghost in the Shell, and Overlord.

Beyond anime, Viggiani's career encompasses a broad spectrum of voice work. He has voiced characters in Western animated series, including the fox in Franklin and Jimmy Z in Aventuras com os Kratts. His live-action dubbing credits are also extensive, featuring roles in acclaimed series like Breaking Bad, Better Call Saul, and The Chosen. Furthermore, he is an active voice actor in the video game industry, with credits in major titles such as Days Gone, Marvel's Spider-Man, Ghost of Tsushima, and Rainbow Six Siege. In addition to performing, Viggiani also works as a dubbing director, overseeing the Brazilian Portuguese adaptations for various projects.