- Sun Emperor (teenage) appeared first in Superboy #208.
- 20 Appearances of Nigal Douglous (Pre-Zero Hour)
- 2 Images featuring Nigal Douglous (Pre-Zero Hour)
- Quotations by or about Nigal Douglous (Pre-Zero Hour)
- Character Gallery: Nigal Douglous (Pre-Zero Hour)
|Legion of Super-Heroes Villain(s)|
This character or group of characters is or was primarily an enemy of the Legion of Super-Heroes from the 31st Century, and may have existed in any of the various Legion continuities, including but not limited to the Original Legion, Reboot Legion, and the Prime Legion. This template will categorize articles that include it into the "Legion of Super-Heroes villains" category.