King Revil rules the Lacroa Kingdom in the SD Gundam Gaiden universe as its thirteenth monarch, formally titled King Revel the 13th. Stubborn by nature, he is Princess Rain’s father. He commands the Lacroa Knights, led by Knight Captain Gundam Neros who mentors Knight Domon. During the Death-Superior Clan’s assault under Devil Dragoon, Knight Captain Neros succumbed to a curse that transformed him into the monster Neros Gunmons. Freed later, he fell to a cloned duplicate of himself. Prophet Ready-Go advises in Revil’s court, hiding a right eye said to glimpse the future. The king controls military units including Knight Riku Hand, Fencer Proto Gun-EZ, Warrior Javelin Cannon, Soldier Dami Casshing, and Lookout Guncannon Watcher. His specialized forces encompass Princess Rain’s Elite Guard Nobusshis and the Mechanic Engineer Methuss unit, which maintains and produces machine soldiers.