Cosmic Boy

Cosmic Boy
Cover art for Final Crisis: Legion of 3 Worlds #3 (February 2009), art by George Pérez.
Publication information
PublisherDC Comics
First appearanceAdventure Comics #247 (April 1958)
Created byOtto Binder
Al Plastino
In-story information
Alter egoRokk Krinn
SpeciesBraalian
Place of originBraal
Team affiliationsLegion of Super-Heroes
Notable aliasesPolestar
Time Trapper
AbilitiesPowers:
  • Magnetism manipulation
  • Magnetic field / force manipulation
  • Magnetic pulse
  • Geomagnetic link

Abilities:

  • Basic hand-to-hand combatant
  • Enhanced intellect
  • Gifted leader

Equipment:

  • Legion flight ring

Cosmic Boy (Rokk Krinn) is a superhero appearing in comics published by DC Comics. He is from the 31st century, and is a founding member and original leader of the Legion of Super-Heroes.

Cosmic Boy has appeared in various media outside comics, primarily those featuring the Legion of Super-Heroes. He is voiced by Wil Wheaton in Legion of Super Heroes (2006) and portrayed by Ryan Kennedy in Smallville.