Lesla-Lar

Lesla-Lar is a fictional alien character and a recurring antagonist featured in comic books published by DC Comics. She first appeared in the second story in Action Comics #279 in August, 1961 titled "Supergirl's Secret Enemy!". As you may have guessed from the title, yes, she was in fact Supergirl's secret enemy. Lesla-Lar was a member of the Kryptonian race and a member of the sub-group known as Kandorians, who lived in the bottled city of Kandor.