Full list of all 23 Going Under achievements.
The base game contains 20 achievements, and there is 1 DLC pack containing 3 achievements.
Unlock all Skills.
Save the World?
Defeat Vested Marv.
Obtain Hustlebones' Share.
Kill a Hungry Box.
Obtain Hover Hands' Share.
Obtain The Caffiend's Share.
Go under.
Obtain The Grim Ledger.
Kill a power loader with the Exit Strategist skill.
Complete Swomp's "mentorship".
Complete Kara's mentorship.
Complete Fern's mentorship.
Complete Tappi's mentorship.
Complete Ray's mentorship.
Get cursed 13 times.
Open 100 delivery cubes.
Obtain The Toxic Mask.
Obtain The Mana Press.
Meet your coworkers.
Complete The Impostor's final test.
Complete the Rolodex
Win a run in Impostor Mode.