The general populace of Earth is unaware of Kala's existence.
Place of Birth
Tales of Suspense #43, (1963)
Tales of Suspense #43 (1963)
(as a young women) Black, (as an aged woman) Grey-white
Other Distinguishing Features: When in contact with the atmosphere of the "Netherworld", Kala appears as a beautiful, robust young woman; when exposed to ordinary Earth air, she rapidly ages into a frail, elderly woman (her current state)