Arkham City. It makes you wonder what lengths Nigma is willing to go just to leave behind his Riddler Challenges. Do note, however, that we will be helping you collect only the Batman Trophies.

Riddles were presented to Batman as a part of the Riddler’s Challenge in Batman ... How to solve all Wonder City riddles in Batman: Arkham City Riddle #1: Crime is a global issue, Batman.