Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

To return to Intensive Treatment for Riddle solving later in the game, you'll need the Line Launcher. The upper entrance in the south area of Arkham North

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Arkham North Riddles - Batman: Arkham Asylum Guide - IGN

Batman: Return to Arkham - Arkham Asylum - Riddler Challenge

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

The Riddler's Challenge - Batman: Arkham Asylum Guide - IGN

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Caves Riddles - Batman: Arkham Asylum Guide - IGN

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Batman: Arkham Asylum - pc - Walkthrough and Guide - Page 26 - GameSpy

Intro / Intensive Treatment - Batman: Arkham Asylum Guide - IGN

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN