User blog comment:Artemis Thorson/Marvel: Injustice/@comment-4772145-20130113150251/@comment-4772145-20130114215420

Depends of the DLC Pack, here's three examples based on the three "Pillar" Avengers:

Super Soldier Pack

Bonus Costumes for Captain America: Original 1940's Costume (with Badge Shield), Age of X Costume, Marvel NOW! Costume, Super Soldier Costume (with Energy Shield), Avengers Movie Costume

Bonus Characters: Sharon Carter, Winter Soldier, Falcon, Crossbones and Sin

Asgardian Pack

Bonus Costumes for Thor: Marvel NOW! Thor from the Past Costume, Marvel NOW! Thor from the Future Costume, Classic Costume, Avengers Costume

Bonus Characters: Loki, Sif, Valkyrie, Volstagg, Hogun, Fandral and Balder

Stark Industries Pack

Bonus Costumes for Iron Man: Extremis Armor, Silver Centurion Armor, Marvel NOW! Black and Gold Armor, Mark I Armor, Avengers Armor Mark VII, Iron Man 3 Armor Mark XLVIII

Bonus Characters: War Machine, Rescue, Madame Masque, Mandarin

And so go on...