Here is the full list of all 20 Alder's Blood: Prologue achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Start the campagin
Kill your first Shrieker
You've finished the second mission. You rule.
Receive 50 damage.
Receive 250 damage.
Receive 1000 damage.
Use 40 stamina total.
Use 80 stamina total.
Use 120 stamina total.
Perform 3 backstabs.
Get spotted by an enemy.
You've travelled 50 hexes. Who would have thought you could make history by trotting to and fro?
You've traveled total of X hexes. Well done, Sam would be proud.
You've traveled the incredible amount of X hexes. Are you sure you've picked the right game genre?
Get heard by the enemy.
Get smelled by the enemy.
Die for the first time.
Die 5 times.
Die 10 times.
Get downed for the first time.