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.
Kill a Hungry Box.
Save the World?
Defeat Vested Marv.
Obtain Hover Hands' Share.
Obtain Hustlebones' Share.
Obtain The Caffiend's Share.
Complete Ray's mentorship.
Complete Swomp's "mentorship".
Complete Tappi's mentorship.
Complete Kara's mentorship.
Complete Fern's mentorship.
Go under.
Obtain The Toxic Mask.
Obtain The Grim Ledger.
Kill a power loader with the Exit Strategist skill.
Get cursed 13 times.
Open 100 delivery cubes.
Obtain The Mana Press.
Meet your coworkers.
Complete the Rolodex
Complete The Impostor's final test.
Win a run in Impostor Mode.