Full list of all 62 TD Worlds achievements.
The base game contains 54 achievements, and there is 1 DLC pack containing 8 achievements.
Purge the Darkness from 2nd world
Deal 500 000 damage
Lose 5 times in a row
Build 100 tower emplacements
Spend 1 000 crystal essence
Spend 100 scraps of matter
Kill 10 000 creeps
Place 1000 towers
Build 50 tower emplacements
Gain access to unique rewards
Finish any research
Spend 50 scraps of matter
Get defeated 10 times
Unlock tower placement building
Unlock time speed-up
Place 500 towers
Obtain the Predictor-9999
Get defeated 5 times
Spend 500 crystal essence
Complete 1st step of any research
Gain access to legendary rewards
Deal 100 000 damage
Place 150 towers
Kill 1 000 creeps
Purge the Darkness from 1st world
Place 50 towers
Kill 100 creeps
Deal 1 000 000 damage
Purge the Darkness from 3rd world
Kill Arota 5 times
Kill Florak 5 times
Kill Dark 5 times
Finish your first expedition
Finish 5 expeditions
Finish 10 expeditions
Get defeated 50 times
Upgrade your health to 200
Maximally upgrade any unique tower modifier
Maximally upgrade any unique damage modifier
Collect 500 crystal essence in a single expedition
Spend 10 000 crystal essence
Spend 50 000 crystal essence
Spend 500 scraps of matter
Charge the Predictor-9999
Finish 5 researches
Build 500 tower emplacements
Return every pet to the owner
Find all hats
Apply all damage modifiers in a single expedition
Change level reward 50 times
Complete 3 expeditions in a row
Finish all researches
Complete any Challenge
Complete expedition with at least 3 Challenges
Complete expedition with at least 5 Challenges
Complete expedition with at least Darkness level 5
Complete expedition with at least Darkness level 10
Complete expedition with at least Darkness level 13
Complete "I Wanna Be the Crystal" Challenge