Here is a complete list of the 52 titles, whose covers you can see in this album:
All-New Guardians of the Galaxy, All-New Wolverine, Amazing Spider-Man, Amazing Spider-Man: Renew Your Vows, America, Astonishing X-Men, Avengers, Black Bolt, Black Panther, Cable, Champions, Daredevil, Deadpool, Defenders, Doctor Strange, Falcon, Generation X, Hawkeye, Iceman, Incredible Hulk, Invincible Iron Man, Jean Grey, Jessica Jones, Luke Cage, Marvel Two-In-One, Mighty Captain Marvel, Mighty Thor, Moon Girl & Devil Dinosaur, Moon Knight, Monsters Unleashed, Ms. Marvel, Old Man Logan, Peter Parker: The Spectacular Spider-Man, Punisher, Royals, Secret Warriors, She-Hulk, Spider-Gwen, Spider-Man, Spirits of Vengeance, U.S. Avengers, Unbeatable Squirrel Girl, Venom, Weapon X, X-Men: Blue, and X-Men: Gold.
What Marvel titles are you interested in? Anything you miss? Hint Fantastic Four!