Bio: When the Legion of Super-Heroes was framed for collusion with the Khund Empire, several members ran underground and assumed new identities. Rokk Krinn, after gaining some use of his native magnetic abilities began wearing a mask and assumed the codename, Polestar.
#54 - 'Time's Change' #55 - 'Tough Turf' #56 - 'Dragon's Fury!' #57 - 'Friends and Foes' #59 - 'A Time of Loss' #60 - 'End of an Era, Part Three: Infinite Possibilities!' #61 - 'End of an Era, Finale: Borrowed Time!' #105 - 'Time Won't Let Me'