 In 1993, Jim Hellwig, known in the WWF as "The Ultimate Warrior", legally changed his name to the mononym Warrior.This one-word name appears on all legal documents pertaining to Warrior, and his children carry the Warrior name as their legal surname.Warrior and the WWF engaged in a series of lawsuits and legal actions in 1996 and 1998, where both parties sought a declaration that they owned the characters, Warrior and Ultimate Warrior, under both contract and copyright law.