Full list of all 53 Deadly Days achievements.
The base game contains 49 achievements, and there is 1 DLC pack containing 4 achievements.
Complete a run with only perfect days
Defeat the boss: Frank "The Monster" Stein
Finish the final day!
Win a run without any survivor deaths
Win the final wave with only melee weapons equipped
Win the final day with all equipped items and powers upgraded
Complete a specialization
Equip at least 4 survivors with uncommon weapons
Equip at least 4 survivors with rare weapons
Use 3 different special powers in a day
Equip at least 4 survivors with legendary weapons
Survivor until minute 5 during nighttime
Find all 4 map pieces
Spend 150 scrap on vending machines
Find a legendary weapon
Unlock and fill all item slots
Loot 100 houses in one run
Find and loot a secret house
Buy something from the vending machine
Find a map piece
Find and interact with 3 billboards in a run
Accumulate 250 Scrap
Collect 100 scrap in one day
Have 40 or more food
Kill 15 zombies at once.
Find an uncommon weapon
Collect 50 scrap in one day
Heal a survivor that is almost dead.
Find a rare weapon
Survive until night without healing a survivor
Search all houses on a map
Complete the tutorial
Defeat the boss: Jack "The Jumper"
Defeat the boss: Sam "Slimey" Splitter
Use 200 airstrikes in a run
Hunt down each type of special zombie!
Kill 15 giant zombies in a run
Win a run with only one survivor living
Win a run without upgrading any items or powers
Complete all basic specializations
Complete the challenge specialization
Unlock all entries in the encyclopedia
Reach a threat level of 40
Let one banana explode
Complete a run within the daily challenge mode
Reach 10000 points in a daily challenge
Destroy all trees on a mission
Find all weapons once
Have 3 drones equipped at once
Finish the game by building the rocket and flying into space
Build all 3 rooms in the base
Accumulate 30 tools
Upgrade a custom weapon to tier 5