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 M-EARTHATLAS 
Created by Gardner Fox and Mike Sekowsky

The Original Universe



PLANETARY INFORMATION


Name: M-Earth
Aliases: Marine-Earth
Dominant Lifeform: Fish-Beings
First Appearance: Justice League of America #26 (March 1964): "Four Worlds to Conquer"
Creators: Gardner Fox and Mike Sekowsky



HISTORY

M-Earth is an alternate Earth created by the villain Despero in a bid to conquer new worlds while defeating his enemies in the Justice League of America. On this Earth, marine life evolved to become the dominant species as the sharklike Fish-Beings.[1]