Full list of all 24 Wall World achievements.
The base game contains 14 achievements, and there is 1 DLC pack containing 10 achievements.
Buy all upgrades
Use every weapon
Get all keys
Activate it
Reach the bottom
Find a special spot
Enter three rooms
Build three structures
Survive for a while
Take three relics
Pick up a key
Slay 500 zyrex
Get defeated
Knock on heaven's door
Trigger the Devastator
Collect all blueprints beyond the rift
Max out the Locust Machine Gun
Max out the Chemical Weapon
Obtain a new weapon beyond the rift
Gather all resource types beyond the rift
Fully upgrade the vacuum capacity