Complex sentence: He joined the "Guayama Brujos" (Guayama Witch Doctors), who also featured shortstop Perucho Cepeda and outfielder Tetelo Vargas.
Split into simpler sentences: He joined the Guayama Witch Doctors ("Brujos"). The Witch Doctors, who also featured shortstop Perucho Cepeda and outfielder Tetelo Vargas.