Here is the full list of all 11 The World of Labyrinths: Labyronia achievements.
Obtain the World Map
Defeat Octos
Defeat Matrys
Make the Chickens Happy
Upgrade the Pickaxe to Max
Defeat the Monster King Triden
Defeat the Monster King Lycia
Defeat the Monster King Pyros
Defeat the Monster King Abramelin
Defeat the Monster Leader
Collect All Cues