Chikyuu Sentai Fiveman Arthur's Super Transformation Season 1 Episode 12 Airdate: May 18, 1990 Synopsis When Arthur G6 gets wrecked while assisting in taking down a more powerful Galactic Warrior, it ends up in the hands of a boy who turns the Hoshikawa's robot into his new little brother. ← Dangerous Treasure Hunting All episodes Do, Re, Mi, Fight →