| Earth: Umbrella Academy
|
Umbrella Academy #1 |
| Earth: Uncharted
|
Uncharted #1 |
| Earth: Uncle Ben gets car-jacked
|
Spider-Man, the Movie |
| Earth: Uncle Ben with spider powers
|
Amazing Spider-Man #12 |
| Earth: Uncle Grandpa
|
Uncle Grandpa #1 |
| Earth: Uncle Sam fights Cthulhu
|
Cthulhu vs Uncle Sam #1 |
| Earth: Uncle Scrooge
|
Uncle Scrooge Adventures #1 |
| Earth: Unconquerables
|
Action #282 |
| Earth: Undead uprising
|
DIE!namite #1 |
| Earth: Undermind
|
Infestation #1 |
| Earth: Undernet
|
Red Robin #19 |
| Earth: Underwater house
|
Simpsons, 'Treehouse of Horror V' |
| Earth: Unfriendly Neighborhood Spider-Clone
|
Unlimited Access #4 |
| Earth: Ungrounded
|
Ungrounded #1 |
| Earth: Unicycle Lawman
|
Excalibur #50 |
| Earth: United Earth Fleet
|
Star Trek - Strange New Worlds, 'Tomorrow and Tomorrow and Tomorrow' |
| Earth: United States lost the Revolution
|
Futurama, 'All the President's Heads' |
| Earth: United States of Earth
|
Jonny Quest Special |
| Earth: United Super-Heroes of America
|
Sentinels #273 |
| Earth: Unity
|
Hawk and Dove Annual #2 |
| Earth: Universe Alpha
|
+Universe Alpha #1 |
| Earth: Universe Rex
|
X-Men Millennial Visions 2000 |
| Earth: Universe destroyed by Nekron
|
Star Trek/Green Lantern #1 |
| Earth: Universe-2
|
Challengers of the Fantastic #1 |
| Earth: Unknown Superman
|
All Star Superman #2 |