How long is Batman: Arkham Asylum?

How long is Batman: Arkham City?

Batman: Arkham Asylum Retrospective - gameblur

Batman: Arkham Trilogy on Switch gets official launch trailer

Batman: Arkham Asylum Walkthrough Defeating the Joker

My favourite intro to any game.ever. (Batman Arkham Asylum) : r/gaming

Batman: Arkham City - Game of the Year Edition on Steam

Can You Beat Batman: Arkham Asylum Without Detective Mode

Arkham Asylum: I absolutely adore the fact that your suit gets more dirty and torn as the game progresses! It adds to the immersion! : r/BatmanArkham

Batman: Arkham Asylum - Lutris

Review: 'Batman: Arkham Asylum' is 'best superhero game ever made' – The Mercury News