Here is the full list of all 13 The Lords of the Earth Flame achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Open glossary.
View a map of the World.
Take the ruby
Finish the game without dying.
Finish the game.
Starting a game for the first time.
Finish the game of death.
Open comic ending of the game.
Take the knife
Select the alchemist
Take the crown
Help the wounded
Romance with Gerda