freak-out!" Viking – Jimmy put on Viking armor and mistakenly thought he had been transported 1,000 years backward in time. Steelman – after a volcanic eruption hurls Jimmy and an experimental inter-dimensional travel device into an alternate universe, Jimmy develops his own superpowers as a result of the transit to the (unnamed) "Earth-X" but is vulnerable to fragments of Mount Tipton from his own universe ("Tiptonite"). He adopts a fusion Superman/Batman outfit and launches his own superhero career as Steelman, facing a Joker-masked Clark Kent, secretly the leader of the LUTHAR League before his return to his own universe of origin. Ultra Olsen – Jimmy gained from Professor Lang and his father 2 halves of to the Magic Medallion of the Mayans that, when fused back together, granted him "the Powers of the Mayan Gods". While he wore it, he possessed super strength, invulnerability, anti-gravity power, and lightning vision. It was revealed the amulet had a limited charge and required recharge from absorbed kinetic energy. Jimmy destroyed the amulet with his lightning vision after the second time he used it. Super Jimmy - A Superman version of Jimmy . Colossal Olsen - is a version of Colossal Boy. Red Headed Beatle - is an old version of Jimmy from 1,000BC. Taxi Jimmy - is a taxi driver. Astro Jimmy - An astronaut version of Jimmy Olsen. Old Olsen - is an old gramps vision of Jimmy. Mummy Jimmy - Jimmy Olsen was turned into a mummy. Jock Olsen - is a high school Jimmy Olsen. Double Olsen is a captive double of Jimmy but Jimmy wanted to kill him with the doubles weakness kriptonite . Detective Olsen - is a detective Jimmy wanted to solve a case. Batman Olsen - is Jimmy wearing Batman's suit. Imp Jimmy - Jimmy finally found a way to take Mr. Mxyzptlk's powers. Even if he said his name backwards he still had his powers; he turned Mr. Mxyzptlk into a tiger. Other versions JLA: The Nail JLA: The Nail is set in an alternate reality in which a nail punctures a tire on the Kents' car, preventing them from finding the spaceship containing a baby Kal-El; subsequently, Kal-El never becomes Superman. Jimmy Olsen, an aide to Metropolis Mayor Lex Luthor, is revealed to be the primary villain. Having discovered Superman's spaceship and using DNA samples to create numerous Bizarro clones, Luthor grafts Kryptonian DNA