Nasthalthia (niece of Lex Luthor)
Nasthalthia (niece of Lex Luthor) appears in 5 issues in grailworth's catalog, and was first published in 1970.
Every appearance we value
Adventure Comics (1938) 2 issues
All Star Superman (2006) 3 issues
Character appearances from the Grand Comics Database, CC BY-SA 4.0.