Here is the full list of all 13 Faces of Illusion: The Twin Phantoms achievements.
Finish the game.
Complete the Hidden Object Puzzle with no more than three mistakes.
Plan your route to Notre Dame.
Complete the Hidden Object Puzzle in less than a minute.
Enter the Parisian underworld.
Complete a Minigame puzzle in less than a minute.
Complete all Hidden Object Puzzles without using the Hint button.
Complete the game in expert mode.
Find the mansion without stepping on the wrong path.
Find four objects in four seconds in a Hidden Object Puzzle.
Find twenty illusions.
Collect all trading cards of Beatrice.
Complete all Minigames without using the Skip button.