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

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

Batman: Arkham Asylum Guide for all Riddler's challenges

Arkham North Riddles - Batman: Arkham Asylum Guide - IGN

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

Arkham North Riddles - Batman: Arkham Asylum Guide - IGN

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Walkthrough - Batman: Arkham Asylum Guide - IGN

Caves Riddles - Batman: Arkham Asylum Guide - IGN

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

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

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

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Intensive Treatment Riddles - Batman: Arkham Asylum Guide - IGN

Arkham North Riddles - Batman: Arkham Asylum Guide - IGN