Here is the full list of all 15 Shadows of Duat Demo achievements.
You've been trapped in the tomb for 1 hour.
You've been trapped in the tomb for 30 minutes.
You have died 10 times.
You have died 5 times.
Complete the Demo.
Arrives for the first time at the Sanctuary.
Get the shotgun.
Congratulations, you are cursed!
You have failed 10 puzzles.
You have failed 5 puzzles.
You have fallen into 10 traps.
Drink your first health potion.
You have fallen into 5 trap.
Die for the first time.
Start a new game.