CapeZoneCapeZoneCharacter/DC
Cosmic Boy / Polestar
Pre-Crisis history: Rokk Krinn comes from 30th century Braal. He is the older brother of Pol Krinn (Magnetic Kid). Rokk married Lydda Jath (Night Girl) and together they had a son, Pol.
Character history
Across the catalog
Legion of Super-Heroes
1989–2000
13 issues →
Legion of Super-Heroes: Millennium
2019–2019
2 issues →
Legion of Super-Heroes
2020–2021
2 issues →
Green Arrow
2023–2026
2 issues →
The Flash
2023–
2 issues →
DC K.O.
2025–2026
2 issues →
Batman
1940–2011
1 issue →
Superman's Girl Friend, Lois Lane
1958–1974
1 issue →
Superman Supacomic
1959–1976
1 issue →
Superman Annual
1960–1986
1 issue →
Limited Collectors' Edition
1972–1978
1 issue →
DC Special Series
1977–1981
1 issue →
All New Collectors' Edition
1978–1979
1 issue →
The Best of DC
1979–1986
1 issue →
The Legion of Super-Heroes Annual
1982–1984
1 issue →
The Fury of Firestorm
1982–1987
1 issue →
DC Sampler
1983–1984
1 issue →
Legion of Super-Heroes Annual
1985–1988
1 issue →
Who's Who: The Definitive Directory of the DC Universe
1985–1987
1 issue →
Tales of the Legion of Super-Heroes Annual
1986–1987
1 issue →
Superman
1987–2006
1 issue →
Flash
1987–2006
1 issue →
The History of the DC Universe
1988–1988
1 issue →
Legion of Super-Heroes Annual
1990–1996
1 issue →
Justice League Europe Annual
1990–1992
1 issue →
Green Lantern
1990–2004
1 issue →
DC Silver Age Classics Adventure Comics 247
1992–1992
1 issue →
Timber Wolf
1992–1993
1 issue →
Valor
1992–1994
1 issue →
Legends: The Collection
1993–1993
1 issue →
Zero Hour: Crisis in Time
1994–1994
1 issue →
Legionnaires Annual
1994–1996
1 issue →
Crisis on Infinite Earths
1998–1998
1 issue →
Adventure Comics 80-Page Giant
1998–1998
1 issue →
Legends of the DC Universe 80-Page Giant
1998–2000
1 issue →
Superman in the Sixties
1999–1999
1 issue →
Legion of Super-Heroes: The Beginning of Tomorrow
1999–1999
1 issue →