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