Here is the full list of all 24 The Secret Order 2: Masked Intent achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Stop the ritual.
Finish all of the puzzles without skipping.
Explore the secret of the old cannon.
Finish all of the hidden object scenes without a hint.
Arrive at the HQ of the Order of the Griffin.
Use the Dragon Torch to subdue the dragon.
Dive into the ocean deep.
Open the gates of the temple.
Defeat the King of Ice.
Defeat the Queen of Fire.
Open the Gate of Champions.
Finish half of the puzzles without skipping.
Break out the prisoner.
Finish half of the hidden objects scenes without a hint.
Complete the 5 Faces Medallion.
Brew up a healing potion.
Finish a Hidden Object scene in under one minute.
Travel back in time.
Find three hidden items in three seconds.
Find the legendary ship of the Order of the Griffin.
Finish a puzzle in under a minute.
Unlock the secret entrance to the museum.
Finish a hidden object scene without a hint.
Finish a puzzle without skipping.