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

Universe - Batman Arkham Origins Guide - IGN

DC Universe References - Batman Arkham Origins Guide - IGN

Collectibles - Batman Arkham Origins Guide - IGN

Batman: Arkham Origins review roundup

I Am the Night - Batman Arkham Origins Guide - IGN

Arkham: Origins - Batman: Arkham Origins Blackgate Guide - IGN

Walkthrough - Batman Arkham Origins Guide - IGN

Murder Mystery - Batman Arkham Origins Guide - IGN

Costumes - Batman Arkham Knight Guide - IGN