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