Here is the full list of all 24 Grim Legends: The Forsaken Bride achievements. It takes around 8-10 hours to unlock all of the achievements on Windows.
Approach the Abyss edge.
Pass the underground labyrinth.
Reveal the true nature of your enemy.
Make a salve.
Watch half of the game cutscenes.
Nail a Hidden-Object Puzzle in under a minute.
Finish a Hidden-Object Puzzle with barely any misclicks!
Finish 3 Hidden-Object Puzzles in a row with no hints!
Find 3 Hidden Objects in just 3 seconds!
Finish a puzzle in under a minute!
Track your prey to its lair.
Solve 3 Puzzles in a row without skipping.
Topple the trunk over the ravine.
Chat with all the villagers.
Gain the little helper.
Finish all the Hidden-Object Puzzles with no hints!
Solve all of the puzzles without skipping even once!
Beat a domino game in under a minute!
Finish half of the Domino games!
Finish all of the Domino games!
Read all the writings in the game.
Pass the Golden Gate of the Phoenix.
Finish the bonus adventure.
Finish the game on Expert Mode!