This pack adds components for a fifth player to the base game. It consists of 20 dice: 3 Hero Level dice 5 Equipment dice 2 Artifact dice 4 One-Use dice 1 Experience Tracker die 5 Monster dice 1 Thief die The Monster, Equipment, and Artifact dice are all randomly selected from the base Dungeon Dice game. The One-Use dice are one of each of the 4 basic types. The Thief die was originally only available in this set, but was later sold separately.