Full list of all 29 Grim Legends 2: Song of the Dark Swan achievements. It takes around 4-5 hours to unlock all of the achievements on Windows.
Finish the game.
Witness the stories through the golden feathers.
Enter Dark Castle Dungeon.
Get help from the Forest Spirit.
Find the kidnapped prince.
Finish 6 HO in a row without hints.
Finish HO with less than 4 mistaps.
Discover 20 clues (diaries, letters, etc.).
Scare 6 butterflies.
Open the Passage to the Forest Cavern.
Get help from an Otter.
Don't skip the first 10 cutscenes.
Prepare the swan boat for the journey.
Finish HO in less than 30 seconds.
Find 3 hidden objects within 3 seconds.
Enter the Garden.
Finish 4 minigames in a row without skipping.
Finish minigame in less than 1 minute.
Get help from a Swallow.
Prepare the Calming Brew.
Find a Healer's Sigil.
Finish all minigames without skipping.
Finish all HOs without using hint button.
Find half of all Healer's Sigils.
Find all Healer's Sigils.
Protect the spirits.
Deal with a dragon once and for all.
Finish the whole Game on Expert Difficulty.
Play without tutorial.