Here is the full list of all 28 Cards of the Dead achievements.
Complete the game
Kill Dan
Kill more than 3 walkers with a single blast attack
Inject a booster
Start Dan's Story
Kill Experiment 02
Open the maximum security blue door
Survive the lab's security wall
Enter a gas station with the key
Start Selena's Story
Open the maximum security red door
Eliminate experiment number one
Opens all regular doors in the lab
Open a box of soft drinks with the toolbox.
Correctly enter the security code to the lab
Enter the security code to the lab on the first try
Survive an explosion at a gas station
Reach the outskirts
Achieve exactly seven and a half
Heal with only one point of life remaining
Kill a zombie without taking damage
Deactivate an alarm
Start Rick's Story
Get to the outskirts with one of life
Read all of Selena's stories
Read all of Rick's stories
Read all of Dan's stories
Read all stories