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