Here is the full list of all 29 The Bounty Huntress achievements.
Defeat the gargoyle
Acquired shield spell
Found a secret path
Defeat the minotaur
Acquired magic missile
Defeat the Ganymedus
Found spear
Found the Strenght amulet
Defeat the cyclops
Found a heavy armor
Have 2000 golden coins
Reach level 5
Reach level 10
Acquired corruption spell
Found the chakram
Get all the intelligence elixirs
Get all the vitality elixirs
Release one prisoner
Release all prisoners
Acquired fireball spell
Found a great sword
Defeat Thetys
Found the two handed sword
Found a royal item
Finish royal family quest
Find all type of monsters
Defeat Daphnis
Finish the game
Finish the game in less than 1h