Full list of all 27 Sublevel Zero achievements.
The base game contains 25 achievements, and there is 1 DLC pack containing 2 achievements.
Half way there! The small half.
Complete the campaign without firing any Energy weapons
Complete the campaign without firing any Plasma weapons
Complete the campaign without crafting any modules
Complete any level using only ramming
Complete any level using only Bullet weapons
Complete any level without using any repair kits
Die 10 times
Die 100 times
Die on the final level
Craft a third-tier module
Craft 15 modules in one run
Craft 5 third-tier modules in one run
Read half of the logs
Read all of the logs
Complete the first level with no damage
Complete the second level with no damage
Complete the third level with no damage
Complete any level using only Plasma weapons
Complete any level using only Energy weapons
Complete any level without killing any enemies but the reactor
Complete the campaign for the first time
Complete the campaign without firing any Bullet weapons
Make 100 enemies kill each other
Make 500 enemies kill each other
Complete the campaign after early alternate levels unlocked
Complete the campaign after final alternate levels unlocked