Here is the full list of all 24 Demon Hunter 3: Revelation achievements. It takes around 2-3 hours to unlock all of the achievements on Windows.
Defeat Malezur.
Save Lila Martin.
Watch all cutscenes without skipping them.
Defeat the Masked Woman.
Find all collectable portraits.
Finish all the Hidden Object Puzzles without a Hint.
Discover the truth behind Your red eyes.
Finish all Story Minigames without using Skip.
Complete the Doll collection.
Help the village woman open the gate.
Finish any Hidden Object Puzzle with less than 4 mistakes.
Find 5 Hidden Objects in five seconds.
Finish 3 Hidden Object Puzzle in less than 10 minutes.
Complete 5 Minigames without skipping them.
Complete the Elevator Minigame without skip.
Finish 3 Hidden Object Puzzles without using a hint.
Complete a Hidden Object Puzzle in less than a minute.
Finish 3 MInigames under 10 minutes without using Skip.
Complete a Minigame in less than a minute.
Complete a Hidden Object Puzzle without using a Hint.
Find 3 Hidden Objects within 3 seconds.
Finish all the Minigames without skipping them.
Gather all Collectibles.
Collect all 15 coins.