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.
Defeat the King of Ice.
Defeat the Queen of Fire.
Finish half of the hidden objects scenes without a hint.
Open the Gate of Champions.
Break out the prisoner.
Complete the 5 Faces Medallion.
Brew up a healing potion.
Travel back in time.
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 in under one minute.
Finish a hidden object scene without a hint.
Find three hidden items in three seconds.
Finish a puzzle without skipping.
Finish all of the hidden object scenes without a hint.
Finish half of the puzzles without skipping.
Finish all of the puzzles without skipping.
Open the gates of the temple.
Dive into the ocean deep.
Use the Dragon Torch to subdue the dragon.
Arrive at the HQ of the Order of the Griffin.
Explore the secret of the old cannon.
Stop the ritual.