Cosmic Man

Rokk Krinn: Adult Legion timeline

Also known as

In the 30th century, teen-aged Rokk Krinn of the planet Braal became the hero named Cosmic Boy. As an adult, he assumed the name Cosmic Man. He is a member of the adult Legion of Super-Heroes in the "Adult Legion" timeline.

Appearances

Superman #147 — 1961-08-00
Action Comics #289 — 1962-06-00
Superman #155 — 1962-08-00
Adventure Comics #354 — 1967-03-00
Adventure Comics #355 — 1967-04-00
World's Finest Comics #168 — 1967-08-00
World's Finest Comics #172 — 1967-12-00
The Legion of Super-Heroes #300 — 1983-06-00
Legion of Super-Heroes #105 — 1998-06-00
Superman in the Sixties #[nn] — 1999-11-00
Superboy #147 May-June 1968 Replica Edition #[nn] — 2003-03-00
Superman / Batman #18 — 2005-04-06
Showcase Presents: Superman #3 — 2007-06-00
Absolute Superman / Batman #2 — 2014-07-00
Superman / Batman Omnibus #1 — 2020-07-00