Defeat your first Mutant.
Eliminate 100 Mutants.
Gather your first Wild Crop.
Scavenge your first Junk Pile.
Gather 100 Wild Crops.
Scavenge 100 Junk Piles.
Craft your first Meal.
Craft 10 Meals.
Craft 50 Processed Foods.
Ship your first Shipment.
Ship 3 Shipments.
Pump Purified Water for the first time.
Earn 1000 Screws from selling Purified Water.
Complete your first Job.
Complete 10 Jobs.
Get Screwed.
Buy your first Upgrade.
Buy 25 Upgrades.
Hold 1,250 Screws.
Start your first Wave.
Buy Ammo for the first time.
Loot a Mutant for the first time.
Loot a Planter for the first time.
Have 10 player-fired bullets on the screen at once.
Eliminate an enemy with a melee attack.
Eliminate 10 enemies with melee attacks.
Talk to Dr. Foster for the first time.
Reach Wave 5.
Reach Wave 10.
Reach Wave 15.
Reach Wave 20.
Repair a Turret for the first time.
Repair Turrets 12 times.
Max an upgrade for the first time.
Earn all achievements in a single playthrough.