Here is the full list of all 26 Dead Maze achievements.
Complete 30 daily missions
Reach level 100
Complete 10 Adventures or Expeditions
Kill 20 infected Peruvians
Complete 5 adventures or expeditions in maximum difficulty
Reach level 5 Threat
Trigger an elemental combo 30 times
Kill 5 infected only with the explosion of an unstable infected
Discover a treasure among an infected horde
Find a roommate
Build 30 buildings
Reach maximum quality for each type of clothing gear
Craft 30 items
Witness an emergency meeting
Find out what's threatening Lakeview
Reach level 30
Deal with the Outrunner with Jared
Find Egon
Blow up a cafeteria
Equip a protection kit
Meet Jay
Reach level 10
Party with other players
Rescue another player 20 times
Find a place to settle
Complete the tutorial