Survived 10 waves of Invasion Mode
Defeated the Stalker
Defeated the Juggernaut
Failed a map more than 5 times
Destroyed 200 flying enemies
Destroyed an Annihilator before it deployed
Destroyed 1,000 enemies
Completed any map other than Easy Street using only infantry
Completed a map other than Easy Street without the base taking damage
Spent more than $7,500 in any map other than Easy Street
Completed any map other than Easy Street without any structure kills
Destroyed 10 enemies with the Rifle in 5 seconds
Destroyed 5 flying enemies in 5 seconds with the shotgun
Destroyed 20 enemies within 1 second
Froze 10 enemies within 1 second
Set fire to 10 enemies simultaneously
Destroyed 50 enemies using Tesla Coils in any single map other than Easy Street
Threw 10 enemies at once with the Cryo Blaster secondary attack
Placed 1000 structures
Sold 1000 structures
Unlocked every structure and weapon
Completed every map on normal difficulty
Completed every map on hard
Completed all maps on insane
Reached level 20
Survived to wave 20 in Invasion mode on hard
Reached level 20 with all player characters
Completed any map on hard, other than Easy Street without taking damage
Destroyed 10,000 enemies
Completed 5 maps in multiplayer
