Having a Batman: Arkham Knight Riddler guide to hand is essential if you want to beat all 243 Riddler puzzles that are scattered across Gotham ... you'll soon hit your mark." ...

Riddler is a bloodthirsty sadist who carves a question mark into his chest and makes police ... Riddler and Joker begin a ...

He and Batman face off in a battle of wits that may inadvertently uncover some of Gotham's deepest, darkest secrets... The book disregards the two Joel Schumacher-directed sequels, so the Riddler ...

As they clash, Norman—now known as The Riddler—and Batman will uncover hidden secrets about Gotham’s past that will have dire consequences for the city’s future. Batman: Revolution will be ...