No missable achievements (plus 25 unknown)
Sign in with Steam or Xbox to track your progress, and:
Kill a naked zombie
Lose the game
Survive your first night
Get puked on
Walk 10 kilometers
Have full crew
Kill 500 zombies with Headshots
Buy 10 boxes
Survive a night outside of the base
Survive 14 Nights
Stab 300 zombies
Heal 500 Health Points
Spend an Hour Playing
Buy the Alien Laser Gun
Reach Maximum Level Up
Kill 2000 Zombies
Kill a Red Giant
All Maxed Upgrades
Sleep 5 Nights
Find the secret button
Buy 4 Turrets
Survive all 30 days and nights
Get all 3 Survivors to the Helicopter
Find Total of 50000 Scrap Metal
Total of 20000 bullets shot