Cosmic Boy
| Cosmic Boy | |
|---|---|
Cover art for Final Crisis: Legion of 3 Worlds #3 (February 2009), art by George Pérez. | |
| Publication information | |
| Publisher | DC Comics |
| First appearance | Adventure Comics #247 (April 1958) |
| Created by | Otto Binder Al Plastino |
| In-story information | |
| Alter ego | Rokk Krinn |
| Species | Braalian |
| Place of origin | Braal |
| Team affiliations | Legion of Super-Heroes |
| Notable aliases | Polestar Time Trapper |
| Abilities | Powers:
Abilities:
Equipment:
|
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.