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