| Achievement | How to unlock | 
|---|
| A Fine Romance | The most winning woman I ever knew was hanged for poisoning. But I digress. You found the letter! | 
| A Very Fine Loafer | There are in you the makings of a very fine loafer. | 
| Anarchy in the UK | There are always some lunatics about. It would be a dull world without them. | 
| Attention to Detail | You have a turn for both observation and deduction! | 
| Blackmailer | Your morals don't improve! | 
| Bomb Defuser | You never can resist a touch of the dramatic! | 
| Breaking the Law | I have a great deal of respect for your judgement. You opened the safe room! | 
| Deduction Apprentice | To a great mind, nothing is little. You completed the first deduction board. | 
| Desperately Seeking Sherlock | I would have made an actor ・and a rare one. You deduced my disguise. | 
| Elementary | It seems you share my love of all that is bizarre. You recovered the Samoan necklace, well done! | 
| Finders Key-pers | You handled that with less than your usual ・that is to say, you handled it well. You found the key! | 
| First-Class Chemist | It was the bisulphate of baryta! | 
| Freedom of the Press | The Press is a most valuable institution ・if you only know how to use it! | 
| Garden Gumshoe | With your usual happy mixture of cunning and audacity, you recovered all that was stolen! | 
| Hidden Message | See the value of imagination! | 
| Law of Nature | One's ideas must be as broad as Nature if they are to interpret Nature. Well done! | 
| Lazarus | An isolated phenomenon? A brain without a heart? I trust that you did not judge me so quickly! | 
| Lockpicker | I can see that you are a force to be reckoned with. | 
| Master of Deduction | Genius is an infinite capacity for taking pains. Bravo! | 
| Melomania | You are a conductor of light! You discovered the hidden code. | 
| Minesweeper | Your nerves are fairly proof! | 
| Number Lover | With all respect for your natural acumen, you handled that very well. You opened the safe box! | 
| Pea-Souper | Moonshine is a brighter thing than fog, but this is a pea-souper! You asked for Help a great deal. | 
| Prison Break | A trusty comrade is always of use. Well done. And yet one got away... | 
| Safecracker | You would make a highly efficient criminal. | 
| Sleuth-Hound | The beautiful, faithful nature of dogs! | 
| Stage Manager | A simple trick, but exceedingly effective! | 
| The Brain | I never get your limits... there are unexplored possibilities about you. | 
| The Gambler | You have never failed to play the game! | 
| The Holmesian | I was sure that I might rely on you. You found all the items from my past adventures. | 
| The Legacy | I must compliment you exceedingly upon the zeal and the intelligence which you have shown. | 
| Watson Alone | The one fixed point in a changing age. |