Here is the full list of all 38 Necrosmith 2 achievements.
Find a xenohorror part
Unlock the Master Disc
Get 30 tower upgrades in a single run
Unlock 50 secret recipes
Obtain 20 artifacts
Tear down 100 enemy lairs
Find a xenostalker part
Get the Statue of Majesty
Survive for half an hour in a single run
Unlock 25 secret recipes
Tear down 50 enemy lairs
Get 15 tower upgrades in a single run
Lead to paradise 5000 enemy units
Obtain 4 artifacts
Get the Meteor Repeater
Have the maximum units at your disposal in a run
Unlock the Key Disc
Capture 75 resource generators
Make mana from 50 body parts
Unlock 5 secret recipes
Tear down 10 enemy lairs
Raise the titan
Lead to paradise 1000 enemy units
Capture 15 resource generators
Get the Cat Bed (again)
Get 3 tower upgrades in a single run
Survive for an hour in a single run
Do not survive the Hand encounter
Find a cybersaurus part
Capture 150 resource generators
Obtain 40 artifacts
Make mana from 250 body parts
Make mana from 500 body parts
Lead to paradise 10000 enemy units
Pull off the humble heist
Have the maximum artifacts at your disposal in a run
Have the maximum titans at your disposal in a run
Raise the titan slayer