Corruptor
Corsair
Corsairs
Thomas Corsi
Cortex

James Madrox
Gender: ♂
Clone/Copy/Impersonator of: Multiple Man

Features
Heroic Age: Villains 1.FT
X-Men Earth's Mutant Heroes 1.FT

Anne-Marie Cortez

Gender: ♂
Member of: Acolytes

Fabian Cortez
Corvus Glaive

Member of: Lethal Legion V

Cosmic Avengers
Cosmic Control Rod

Owned by: Annihilus
Universe/Dimension/Timeline: Negative Zone

Cosmic Cube
Cosmic Entities
Cosmic Ghost Rider

Frank Castle
Gender: ♂
Alternate version of: Castle Frank

Cosmo
Steve Costigan
Costume Division
Cotati
Cottonmouth
Cougar
Phil Coulson
Council of Cross-Time Kangs

Member(s): Kang the Conqueror I, Princess Ravonna
Universe/Dimension/Timeline: Other-Earth

Council of Godheads
Council of the Chosen

Subgroup of: Hellfire Club

Count Abyss
Count Igwanus

Individual of: Gegku

Count Nefaria
Count Tagar

Gender: ♂
Individual of: New Men

Counter-Earth I
Counter-Earth II
Counterweight I

Jack Power
Gender: ♂
Alias of: Jack Power
Member of: Power Pack

Counterweight II
Courga
Courier I

Gender: ♂
Individual of: Mutants

Features
Wolverine Encyclopedia 1.FT

Courier II

Jacob Gavin, Jr.
Gender: ♂

Features
Deadpool Corps: Rank and Foul 1.FT

Courtney Delphine
Dr. Theresa June Covington

(Toxic Doxie)
Gender: ♀
Alias: Scarlet Witch II

Features
Avengers Now! 1.FT

Cowboy
Cowgirl

Deb Lowry
Gender: ♀
Member of: Grapplers

Cowled Commander

Brian Muldoon
Gender: ♂

Features
Captain America: America's Avenger 1.FT

Cowled Commando

Member(s): Scarecrow

Nguyen Ngoc Coy
Crane Mother

Gender: ♀
Ruler(s) of: K'un-Zi
Universe/Dimension/Timeline: K'un-L'un Dimension

Larry Cranton
Crazy Eight I

Leslie Ann Shappe
Gender: ♀

Crazy Eight II
Crazy Gang
Creators
Creatures from Kosmos
Creed

Gender: ♂
Member of: Lilin

Features
Team X/Team 7 (Image Comics / Marvel) 1.FT

Graydon Creed
Lucy Crim

Gender: ♀

Features
Wolverine Encyclopedia 1.FT

Crimebuster I

Nick Lewis ("Lucky")
Gender: ♂

Crimebuster II

Nick Lewis, Jr.
Gender: ♂

Crimebuster III
Crimebuster IV

Gender: ♂
Member of: Cavalry

Crimelord

Mona Claro
Gender: ♀
Universe/Dimension/Timeline: Earth M2 (Earth-982)

Crime-Master
Crimson Cavalier

Gender: ♂
Member of: Freedom's Five

Crimson Commando
Crimson Cowl I

Gender: ♂
Member of: Masters of Evil II, Ultron-5

Crimson Cowl II
Crimson Crusader

Rory Destine
Gender: ♂
Member of: Clandestine
Parent(s): Adam Destine
Sibling(s): Cap'n Oz, Cuckoo, Hex, Imp

Features
The ClanDestine Preview 1.FT

Crimson Curse

Aerika Harkness
Gender: ♀
Student(s) at/of: Hawkeye I (M2)
Universe/Dimension/Timeline: Earth M2 (Earth-982)

Crimson Dawn
Crimson Dynamo I
Crimson Dynamo II
Crimson Dynamo III
Crimson Dynamo IV
Crimson Dynamo IX

Galina Newirovsky
Gender: ♀
Member of: Winter Guard

Crimson Dynamo V