History
In the continuity Kryptium was the strongest metal on Krypton.
Notes
- No special notes.
Trivia
Kryptium was first mention in Superman's Super-Boo-Boos
See Also
- Appearances of Kryptium
- Media Kryptium was Mentioned in
- Images featuring Kryptium
- Item Gallery: Kryptium
Links and References
- None.