Public domain characters who do not originate from Earth but another planet, moon, star, or dimension.
To see a list of aliens organized by their planet of origin look here.
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Claw (Lev Gleason) -
Stardust the Super Wizard -
Superman (Fleischer) -
Aarn Munro -
Fin Fang Foom -
Abba -
Dr. Nazō -
Super-Brain
All items (228)
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Mad Martian
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Marston of Mars
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Category:Martian characters
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Martian Manhandler
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Marvel Man
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Mashons
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Master Devil Master
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Master of the Black World
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Maytus of the Beasts
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Maza of the Moon
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Meade (Charlton)
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Mechanical Men
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Men in Black
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Menso
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Mephis
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Category:Mercurian Characters
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Mercurian Space Pirate
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Metal Man
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Metallic Men of Automata
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Meteor Men
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Micromégas
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Mirago
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Mister Mind
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Monster That Escaped
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Monsters of Living Flame
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Moon Mantis
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Moon Rabbit (Asia)
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Moon Rabbit (Native American)
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Moonmen
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Moonmites
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Mundusians
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Murder Worm
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Myra Trent
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Myrza
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