Far below the Catacombs lies a deeper domain filled with untold riches… and immense danger! Test your fate in the fabled Underworld. Unique items tempt you in underworld markets, and mysterious Fate cards offer new ways to enhance your score. Discover mystical towers to increase your speed, reshape your deck at an underground lake, or recruit an Imp Assistant to learn even more from your Secret Tomes. Screeching harpies hoard precious undercoins, and the Underworld Guardian offers special riches to those who survive the encounter! Glory awaits for the boldest thieves. Pay the toll or meet your doom in Clank! Catacombs: Underworld!