Here is the full list of all 12 Dark Lord Demo achievements.
Discuss your health with one of the advisors
Upgrade the Cat's influence level to 10
Flog somebody 10 times
Why did you drink all these potions?
Delicious cupcake and not poisoned at all
Conquer your first kingdom!
Now the Manor belongs to the Cat
Get a conflict between your advisors
Make 100 choices
Meet the Merchant
Yes, you definitely need a zombie wyvern. Totally safe!
Learn how to manage your manor