Unknown Warlord
Unlimited Class Wrestling Federation
Unnecessary X-Persons

Spoof of: X-Men I
Universe/Dimension/Timeline: Whattheverse

Main
What the -- ?! 1

Unseen

Member of: Spaceknights I

Unspoken
Untouchables

Member(s): Kickback, Nitro, Tombstone

Unum
Unus the Untouchable
Unus the Untouchable (AgeOfApo)

Gunther Bain (Angelo Uniscione)
Gender: ♂
Alternate version of: Unus the Untouchable
Universe/Dimension/Timeline: Earth Age of Apocalypse (Earth-295)

Unus the Untouchable (HouseOfM)

Angelo Uniscione
Gender: ♂
Alternate version of: Unus the Untouchable
Universe/Dimension/Timeline: Earth House of M

Unus the Untouchable (Ultimate)

Gender: ♂
Alternate version of: Unus the Untouchable
Universe/Dimension/Timeline: Earth Ultimate (Earth-1610)

Carmela Unuscione
Carmela Unuscione (AgeOfX)

Gender: ♀
Alternate version of: Carmela Unuscione
Member of: Force Warriors (AgeOfX)
Universe/Dimension/Timeline: Earth Age of X

Unus's Genosha Team
Upstarts
Uranians

Individual(s): Arlok, Astron, Sui-San, Uranos
Subgroup of: Eternals
Subgroup(s): Eternals of Titan

Uranos

Gender: ♂
Individual of: Uranians

Uravo

Gender: ♀
Individual of: Watchers

Urd

Gender: ♀
Member of: Norns of Fate

Urianian

Robert Grayson
Gender: ♂
Alias of: Marvel Boy II (GoldAge)
Member of: Agents of Atlas

Ben Urich
Ben Urich (Ultimate)
Philip Benjamin Urich

Gender: ♂
Alias: Green Goblin IV, Hobgoblin V
Alternate version(s): Phil Urich (M2)
Relative(s): Ben Urich

Phil Urich (M2)

Gender: ♂
Alternate version of: Philip Benjamin Urich
Universe/Dimension/Timeline: Earth M2 (Earth-982)

Features
Spider-Girl (I) 83.FT, 100.FT

Uroc

Gender: ♂

Features
Thor: Asgard's Avenger 1.FT

Ursa Major
Urthona
U.S. Ace
U.S. Agent

John F. Walker
Gender: ♂
Alias of: Super-Patriot II
Alternate version(s): Liegeman
Member of: Avengers West-Coast, Captain America Corps, Force Works, New Invaders, Omega Flight II

Main
Avengers Omnibus (HC) By John Byrne 1
Avengers Omnibus (HC): West Coast Avengers 1
Avengers Spotlight (I) 31 - 34
Avengers TPB: The Death of Mockingbird 1
Captain America (I) 358 - 362, 380 - 383, 400
Captain America Epic Collection TPB 15 - 16
Captain America TPB: Scourge of the Underworld 1
Civil War: Choosing Sides 1
Civil War (HC): Front Line 1
Civil War Premiere (HC): Marvel Universe 1
Civil War TPB: Marvel Universe (I) 1
Civil War TPB: Marvel Universe (II) 1
Deadpool and the Secret Defenders TPB 1
Iron Man/War Machine TPB: Hands of the Mandarin 1
Marvel Comics Presents (I) 104, 172
Marvel Comics Presents (II) 1 - 3, 5 - 8
Omega Flight TPB: Alpha to Omega 1
Secret Defenders 20 - 21
Strange Tales (VI) • Strange Tales II 3
Strange Tales II (HC) 1
Strange Tales II TPB 1
Super Soldiers (Marvel UK) 1 - 5
Weapon Omega TPB 1
West Coast Avengers (II) • Avengers West Coast 100
West Coast Avengers Annual • Avengers West Coast Annual 4
What the -- ?! 22

Lead
Omega Flight 2 - 5

Cameo
Omega Flight 1

Features
Avengers Strike File 1.FT
Essential The Official Handbook of the Marvel Universe Master Edition 3.FT
Essential Official Handbook of the Marvel Universe Update '89 1.FT
Force Works Ashcan Edition 1.FT
Heroic Age: Heroes • Heroic Age: Super Heroes 1.FT
Marvel Illustrated: Swimsuit Issue 1.FT
The Marvel Masterpieces 2 Collection 2.FT
Marvel Universe Roleplaying Game: Guide to the Hulk and the Avengers (HC) 1.FT
The Official Handbook of the Marvel Universe: Avengers 2004 1.FT
The Official Handbook of the Marvel Universe Master Edition 29.FT
The Official Handbook of the Marvel Universe Update '89 8.FT
West Coast Avengers (II) • Avengers West Coast 83.FT
West Coast Avengers Annual • Avengers West Coast Annual 8.FT

Utgard-Loki
Utopia Island
U-tu