The Penitentiary - Batman: Arkham Asylum Guide - IGN

Batman: Arkham Asylum Game of the Year Edition on Steam

How long is Batman: Arkham Asylum?

In Batman: Arkham City (2011), you can find Harley Quinn's outfit from Batman: Arkham Asylum (2009) in Joker's Fun House, complete with Warden Sharp's ID tag. : r/GamingDetails

Why 13 years later, Arkham Asylum is still the best Batman game

Is It Possible to Beat Batman Arkham Asylum with No Upgrades?

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

In what order should you play the Batman Arkham City, Asylum, Origins, and Knight games? - Quora

Can You Beat Batman: Arkham Asylum (New Game Minus) with Gadgets Only?

Why Batman's Arkham Series has one of Gaming's Greatest Combat Systems - Art of the Level - IGN

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