Costumes - Batman Arkham Origins Guide - IGN

1.) Batman Arkham Origins Batsuit - Given to you from the start of the game.2.) Blackest Knight Batman - Prestige in Multiplayer or purchase the New Millennium

Black Mask - Batman Arkham Origins Guide - IGN

Universe - Batman Arkham Origins Guide - IGN

Costumes - Batman Arkham Knight Guide - IGN

Gadgets - Batman Arkham Origins Guide - IGN

GCPD - Batman Arkham Origins Guide - IGN

DC Universe References - Batman Arkham Origins Guide - IGN

Blackgate Prison Intro - Batman Arkham Origins Guide - IGN

Middle Hotel - Batman Arkham Origins Guide - IGN

The Scene of the Crash - Batman Arkham Knight Guide - IGN

Arkham Origins Batman Skin - Batman Arkham Knight Guide - IGN

Batman: Arkham Knight - Batgirl: A Matter of Family Walkthrough (Part Two)