Here is the full list of all 14 Dark Quest: Board Game achievements.
Complete the forest
Enter the game to win your first achievement!
Complete the undead ruins
Complete the goblin caves
Complete the labyrinth
Complete the city
Complete the dragon valley
Complete the chaos castle
Win the gladiator arena
Complete the Fire Pits
Complete the Tower of Mirrors
Complete the Mushroom Kindom
Complete the Frozen Peaks
Complete the Land of the Giants