Here is the full list of all 13 NECROPOLIS: A Diabolical Dungeon Delve achievements.
Survive longer than your average dungeon delver.
Eat or drink an unidentified item.
Recover your first Codex.
Die for the first time.
Craft your first item.
Traverse down a Level without using an elevator.
Recover all Codexes.
Slay an enemy using a power attack.
Die from a trap.
Escape the Necropolis.
Obtain fifteen thousand gems.
Learn to craft everything.
Find and equip a new suit of armor.