Batman: Arkham Asylum Retrospective - gameblur

How to Play the Batman Arkham Games in Chronological Order - IGN

HowLongToBeat on X: It takes on average 12 hours to beat Batman: Arkham Asylum (25.2 hours for completionists). / X

Confronting Poison Ivy - Batman: Arkham Asylum Guide - IGN

Game Review: Batman: Arkham Asylum

Batman: Arkham Asylum Walkthrough Defeating the Joker

Survival Tactics, Arkham Wiki

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

Batman: Arkham Trilogy Puts You Behind the Cowl

Batman: Arkham City - Armored Edition (Wii U) review: Batman: Arkham City - Armored Edition (Wii U) - CNET

Face-Off: Batman: Return to Arkham