Glen Fire (グレンファイヤー Guren Faiyā?) is the hot-tempered and free spirited bodyguard of the Pirates of Flames. He later helps Ultraman Zero and co. in their fight against the Galactic Emperor Kaiser Belial forming the Ultimate Force Zero with Zero, Mirror Knight, Jean-bot and later Jean-nine. Subtitle: Warrior of Flames (炎の戦士 Honō no Senshi?)