| Rokk Krinn | |
 | |
| Alias(es) | Cosmic Boy |
| Appeared in | Justice League vs. The Fatal Five |
| Status | Alive |
Rokk Krinn was a member of the Legion of Super-Heroes known as Cosmic Boy.
Biography[]
Justice League vs. The Fatal Five[]
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Relationships[]
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Appearances/Voice Actors[]
- Animation (1 film)
- Justice League vs. The Fatal Five (Display only)
Behind the scenes[]
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Trivia[]
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Gallery[]
Justice League vs. The Fatal Five[]
To be added