History of character is unknown.
- This version of the character is exclusive to the continuity of the Amethyst, Princess of Gemworld animated shorts and is an adaptation of Dark Opal. The original character was created by Dan Mishkin and Ernie Colon and first appeared in Legion of Super-Heroes (Volume 2) #298.
- Dark Opal was voiced by Eric Bauza.
- 5 Appearances of Dark Opal (Amethyst Shorts)
- 3 Images featuring Dark Opal (Amethyst Shorts)
- Quotations by or about Dark Opal (Amethyst Shorts)
- Character Gallery: Dark Opal (Amethyst Shorts)