The challenge to prove your thieving skills has moved to new environments. You'd better know how to swim, as several rooms you'll face have been completely flooded with water. Plus, of course, there's always an angry dragon to avoid. Clank! Sunken Treasures is an expansion for Clank! A Deck Building Adventure. Players will explore two partially flooded maps with new Dungeon Deck cards, a new persistent monster to defeat, new environmental challenges, and more as they venture in the watery depths! Requires Clank! A Deck-Building Adventure to play. Features An expansion for the critically acclaimed Clank! A Deck-Building Adventure! Journey into the watery depths as you quest for artifacts and avoid the Dragon! Contains new Dungeon Deck cards, dungeon maps, monsters, and more! Contents Summary: 1 Double–sided Game Board 1 Market Board 35 Dungeon Deck cards 1 Goldfish card 1 Major Secret Tokens 2 Minor Secret Tokens 2 SCUBA Market Tokens At a Glance Number of Players: 2-4 For Ages: 13+ Playing Time: 60 min Game Type: Push Your Luck Dungeon Delving Deck Building Adventure.