Beat an advanced mission with only Inferno towers.

Beat an advanced mission with only Cannon towers.

Beat an advanced mission with only Gun towers.

Build every tower and upgrade.

Beat an advanced mission with zero cores captured.

Earn a bronze medal on all story missions in the You Monster campaign.

Survive 100 waves on any Super Grinder challenge mode.

Survive 100 waves on the Grinder challenge mode.

Beat an advanced mission with only level 3 towers and no selling.

Kill 50,000 aliens.

Beat an advanced mission with only level 1 towers.

Earn at least a Bronze medal on all eight Story modes in the Containment campaign.

Earn a Gold medal on any Containment mission without going back to a save checkpoint.

Reload an earlier save checkpoint five times in a single mission.

Begin playing any mode of the Containment Campaign.

Witness 1 core handed off 10 times within 20 seconds.

Earn a gold medal on an adrenaline challenge mode.

Gain 10000 resources from interest in a single mission.

Beat all 5 "Out of Bullets" challenge modes without using Gun or Cannon towers.

Reload an earlier save checkpoint.

Complete the Story mode.

Kill 10,000 aliens.

Alien time until exit exceeds 5 minutes.

Sell 10 towers in a single mission.

Build 50 towers in one mission.

Sell 5 towers.

Build 6 towers within 10 seconds.

Build 5 Command towers.

Build all tower types in one mission.

Build 5 Tesla towers.

Build 5 Concussion towers.

Build 5 Meteor towers.

Build 5 Missile towers.

Shoot down flying alien carrying a core.

Win with 10,000 resources remaining.

Fire the orbital laser.

Build 20 towers in one mission.

Build 5 Cannon towers.

No towers sold in a single mission.

Shoot down a flying alien.

Destroy 1000 aliens.

Build 5 Temporal towers.

Use speed up controls for a total of 30 seconds in any one mission.

Save a core less than 10 seconds away from the map exit.

Win with 5,000 resources remaining.

Finish the first 3 missions.

Build 5 Laser towers.

Inspect 10 aliens.

Destroy at least one boss alien.

Upgrade a tower.

Build 5 Inferno towers.

Earn at least one gold medal.

Activate reconnaissance system.

Win with 1,000 resources remaining.

Kill 100 aliens.

Build 5 Gun towers.

Earn at least one silver medal.

Recover a loose core.

Kill an alien carrying a power core.

Kill 1 alien.