Clank!: Catacombs – Lairs and Lost Chambers Worker Placement and it turns out that

and it turns out that if you combine three of these stones in the right way

or if they assassinate Merlin at the end of the game

finding a patron

When they are added to your injury pile they become Injury Points

Clank!: Catacombs – Lairs and Lost Chambers Worker Placement and it turns out thatDelve deeper than ever before in CLANK! Catacombs: Lairs and Lost Chambers! Strange sounds have been heard beneath the catacombs Brave the lairs of the enigmatic Sphinx, the petrifying Medusa, or the formidable Living Statues. Discover lost Chambers, each with a unique power found nowhere else in the dungeon. Collect trophies of your adventures to help your legend grow!