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.
Explore the secret of the old cannon.
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.
Finish half of the puzzles without skipping.
Finish half of the hidden objects scenes without a hint.
Finish a puzzle in under a minute.
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.
Unlock the secret entrance to the museum.
Finish a hidden object scene without a hint.
Finish a puzzle without skipping.
Finish a Hidden Object scene in under one minute.
Find three hidden items in three seconds.
Finish all of the hidden object scenes without a hint.
Finish all of the puzzles without skipping.