地下城勇士

The items in this collection are all contained in the reward containers for the dungeon-related Basic Collections achievements, so completing those achievements is a de facto prerequisite for this achievement.

Each piece of this collection requires in PvE. Thus, the total collection requires . Assuming you only do each path at most once per day (for the bonus), and factoring in Chest of Dungeoneering for completing 8 unique paths without redoing the same path, this means it would take 695 runs, or a minimum of 28 days, to acquire enough Tales of Dungeon Delving to complete this achievement.