Here is the full list of all 134 Prime World: Defenders achievements.
Build 10000 towers.
Win 500 games.
Upgrade 10 towers to level 3.
Complete the level without using utility towers (Prime injector, Slow, Stun, Accursed and Detector towers)
Complete this level with 1 life.
Complete the level without using any magic.
Complete the level without using towers which target both air and ground enemies.
Save 400 Prime by the end of the level.
Save 250 Prime by the end of the level.
Summon Next Wave 200 times in a battle.
Build 30 towers during battle.
Complete a level without detecting invisible enemies.
Save 200 Prime by the end of the level.
Save 350 Prime by the end of the level.
Save 300 Prime by the end of the level.
Summon Next Wave 10 times in a battle.
Sell 10 towers in one battle.
Complete the level without upgrading a tower.
Build 2500 towers.
Complete the level without using towers which deal area of effect damage (splash, cone, chain).
Complete the level building less than 9 towers.
Upgrade 1500 towers.
Use magic 500 times.
Complete this level using magic no more than 3 times.
Inflict 50000 damage using magic.
Summon Next Wave 8 times in a battle.
Complete the level without using towers which range more then 300.
Complete the level without using towers which target only air enemies.
Complete the level building less than 7 towers.
Sell 100 towers.
Complete the level without using magic.
Complete the level with 1 life.
Save 275 Prime by the end of the level.
Win 100 games.
Save 175 Prime by the end of the level.
Inflict 5000 damage using magic.
Upgrade 5 towers to level 3.
Save 225 Prime by the end of the level.
Use magic 12 times during the battle.
Summon Next Wave 5 times in a battle.
Summon Next Wave 10 times during battle.
Complete the level building less than 11 towers.
Reach level 20.
Win 20 story levels on 3 stars.
Save 150 Prime by the end of the level.
Complete the level without using a Stone Tower.
Build 800 towers.
Summon Next Wave 5 times in the battle.
Destroy all totems in the battle.
Save 180 Prime by the end of the level.
Destroy 200 totems.
Complete the level without using Magic light.
Complete the level without using the Siege Tower.
Complete the level without using the Fire Tower.
Win 10 story levels on 3 stars.
Complete this level with under 13 towers.
Complete the level without using the Wooden Tower.
Destroy 7 totems.
Kill 20000 monsters.
Sell 3 towers in one battle.
Complete the level without using more than 1 Fire Tower.
Complete this level without using more than 1 Slingshot.
Win 5 story levels on 3 stars.
Complete the level using no more than 1 Poison Tower.
Inflict 200000 damage using magic.
Reach level 15.
Inflict 20000 damage using magic.
Summon Next Wave 300 times.
Use magic 100 times.
Upgrade 300 towers.
Kill 8000 monsters.
Reach level 10.
Win 25 games.
Destroy 40 totems.
Kill 3000 monsters.
Build 200 towers.
Upgrade 50 towers.
Reach level 5.
Upgrade 5 towers to level 2.
Use magic 20 times.
Summon Next Wave 50 times.
Destroy all totems during this battle.
Kill 500 monsters.
Win 5 games.
Summon Next Wave 3 times in a battle.
Use magic 5 times during the battle.
Save 100 Prime by the end of the level.
Summon Next Wave 5 times.