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