Here is the full list of all 77 Dead Age achievements.
Defeat 3 undead soldiers.
Rescue 10 civilians.
Defeat 10 undead cops.
Defeat 3 German Shepherds.
Defeat 10 punks.
Survived until day 20.
Mary reaches camp alive.
Defeat 3 undead prisoners.
Rescue 6 civilians.
Survive 10 encounters in which attackers approach in waves.
Defeat 3 scavengers.
Defeat 3 undead cops.
Survive for 10 or more days.
Craft six items.
Liz reaches camp alive.
Buy three things at the shop.
Craft three items.
Jennifer reaches camp alive.
Larissa reaches camp alive.
Defeat 3 punks.
Defeat 10 Wolves.
Defeat 3 Ragers.
Defeat 3 Wolves.
Defeat 10 Cheerleader.
Defeat 10 suits.
Craft an item.
Survive for 3 or more days.
Defeat 10 Bitten Pedestrians.
Survive 3 encounters in which attackers approach in waves.
Rescue 3 civilians.
Defeat 3 Cheerleader.
Make a purchase at the shop.
Lydia reaches camp alive.
Bill reaches camp alive.
Hank reaches camp alive.
Defeat 3 suits.
Defeat 3 Bitten Pedestrians.
Survived until day 33.
Accept three trade deals made by the hungry family.
Accept six trade offers made by the hungry family.
Turn down three offers made by the hungry family.
Buy six objects at the shop.
Jamal reaches camp alive.
James reaches camp alive.
Mason reaches camp alive.
Sharon reaches camp alive.
Survivor Terence
Unlock the early ending on day 20.
Unlock the early ending in the desert.
Unlock the ending in which you fail to reach the bunker.
Unlock the bare minimum success ending.
Complete with game and defeat the punks.
Complete the game and save the world.
Complete the game without falling in love.
Complete the game in love with Jennifer.
Complete the game in love with Larissa.
Complete the game in love with Lydia.
Defeat 10 Ragers.
Defeat 3 bosses.
Defeat 3 undead cowboys.
Defeat 10 undead cowboys.
Defeat 10 undead prisoners.
Defeat 3 infected patients.
Defeat 10 infected patients.
Defeat 10 scavengers.
Defeat 3 undead scavengers.
Defeat 10 undead scavengers.
Defeate 3 undead punks.
Defeate 10 undead punks.
Defeat 10 German Shepherds.
Defeat 3 soldiers.
Defeat 10 soldiers.
Defeat 10 undead soldiers.
Defeat 3 scientists.
Defeat 10 scientists.
Defeat 3 undead civilians.
Defeat 10 undead civilians.