Mejor respuesta
Mera (DC) también conocida como Reina de la Atlántida
Sra. Marvel (Marvel Hero)
Nombre real Kamala Khan
M (Marvel)
MODOK (Marvel)
Ma Gnucci (Marvel)
Mach IV (Marvel)
Pensador loco (Marvel)
Madame Hydra (Marvel)
Madame Masque (Marvel)
Maddog (Marvel)
Madrox (Marvel)
Maelstrom (Marvel)
Maestro (Marvel)
Magdalena (Marvel)
Maggott (Marvel)
Magik (Marvel)
Magma (Marvel)
magneto (Marvel)
Magus (Marvel)
Su nombre real es Adam Warlock, también conocido como «Él»
Ma jor Mapleleaf (Marvel)
Malicia (Marvel)
Hombre-cosa (Marvel)
Hombre-lobo (Marvel)
Mandarín (Marvel)
Mandroide (Marvel)
Mandroid (Marvel)
Manta (Marvel)
Mantis (Marvel)
Merodeadores (Marvel)
Maria Hill (Marvel)
Marrow (Marvel)
Marvel Apes (Marvel)
Marvel Boy ( Marvel)
Marvel Zombies (Marvel)
Marvex (Marvel)
Marvel enmascarado (Marvel)
Master Chief (Marvel)
también conocido como John-117 de la serie de juegos Halo.
Master Mold (Marvel)
Mastermind (Marvel )
Maestros del mal (Marvel)
Mathemanic (Marvel)
Mauler (Marvel)
maverick (Marvel)
maximus (Marvel)
Medusa (Marvel)
Meggan (Marvel)
Meltdown (Marvel)
Amenaza (Marvel)
Mentallo (Marvel)
Mentor (Marvel)
Mephisto (Marvel)
Mercurio (Ma rvel)
Mesmero (Marvel)
Metal Master (Marvel)
Meteorito (Marvel)
MI 13 (Marvel)
Microbio (Marvel)
Micromax (Marvel)
Medianoche (Marvel)
Miek (Marvel)
Mikhail Rasputin (Marvel)
Mimic (Marvel)
Mindworm (Marvel)
Miss América (Marvel)
Sr. Miedo (Marvel)
Sr.Siniestro (Marvel)
Misty Knight (Marvel)
Mockingbird (Marvel)
Mojo (Marvel)
Moleman (Marvel)
Hombre Molécula (Marvel)
Hombre Molten (Marvel)
Mangosta (Marvel)
Mongu (Marvel)
Monstruo de Badoon (Marvel)
Moon Knight (Marvel)
Moondragon (Marvel)
Moonstone (Marvel)
Morbius (Marvel)
Mordo (Marvel)
Morg (Marvel)
Morlocks (Marvel)