Hellmaster Fibrizo (Japanese: 冥王ヘルマスター フィブリゾ, lit. herumasutā fiburizo and romanized as Hellmaster Phibrizzo in English, Runic: ᚠᛁᛒᛦᛁᛋᚫ Fibrizo) is the most powerful of the five subordinates in service to Ruby Eye Shabranigdu and the main antagonist for the last episodes of Slayers NEXT. He is voiced by Kazue Ikura in the Japanese version and by Vinnie Penna in the English dub by Central Park Media (Software Sculptors).