Here is the full list of all 41 The Darkest Tales achievements.
Unlock the shotgun.
Use your bow to defeat a zombie egg.
Dodge 9 lightnings at the last possible moment.
Use the bats as a flying bridge.
Defeat a porcupine tank while it has its shield up.
End your love story.
Unlock the greatsword.
Unlock the knight armor.
Leave the fish woman speechless.
Listen to the fish woman's entire song.
Unlock the harpoon.
Defeat SCIENCE!
Stop and fight during the speed test.
Unlock the spear.
Use a teleport mirror to go back.
Fulfill all the Jinn's wishes.
Defeat the kid who wouldn't grow up.
Unlock the boomerang.
Defeat the pirate captain and her crew.
Defeat the fairy queen.
Unlock the axe.
Defeat an enemy while hanging from a wall.
Unlock the pirate suit.
Run away from the king and his giant wife.
Stitch up your wounds 42 times.
Unlock the bow.
Defeat 9 zombies by offering them some coffee.
Equip your first skill!
Complete the first level without skipping any cutscenes.
Defeat the bloodthirsty girl.
Explore the cave under the bed.
Unlock the swords.
Unlock the hunter armor.
Lose during the tutorial.
Hit a wolf key six times without touching the ground.
Press
Cut 33 poisonous apples on the fly!
Defeat all the rubber duck mini-bosses.
Defeat all the phantoms in the castle.
Defeat Merlin the dragon.
Unlock the berserk form.