Batman: Arkham Asylum Box Shot for PlayStation 3 - GameFAQs
PC / Computer - Batman: Arkham Asylum - Achievements - The Spriters Resource
Freeflow Silver achievement in Batman: Arkham Asylum Game of the Year Edition
29 Batman Arkham Asylum, The combat challenges were a bit complicated but once you get the hang of it you feel like the dark knight. : r/steamachievements