| Ace (30) | Complete campaign in Normal difficulty |
| Admiral (10) | Secure precious collectible in "Leave A Light On - Storage" |
| Assassin (50) | Kill 200 enemies silently during a campaign |
| Assault (10) | Complete mission "Le Boeuf" |
| Assertiveness (10) | Kill 50 enemies during a campaign |
| Attentiveness (10) | Secure 15 collectibles during a campaign |
| Bad Temper (30) | Kill 150 enemies during a campaign |
| Blast'Em (20) | Trigger 5 grenades during a campaign |
| Blitzkrieg (50) | Complete the campaign in less than 5 hours |
| Close Combat Expert (20) | You have killed all enemies silently in "The Lost - Valley" |
| Curiosity (30) | Find all letters during a campaign |
| Delivery Service (10) | Complete mission "The Third Man - Prison" |
| Demolition (10) | Complete mission "The Lost - Fuel Storage" |
| Detox (30) | Complete a mission without using morphine although you have some |
| Diplomat (10) | Secure precious collectible in "The Third Man - Prison" |
| Disciple (10) | Earn first skill point |
| Down-And-Dirty (10) | Complete mission "The Third Man - Sewers" |
| Eagle Eye (50) | Secure all collectibles during a campaign |
| Firebug (10) | Complete mission "Leave A Light On - Storage" |
| General (10) | Secure precious collectible in "Death Of The Butcher - Cathedral" |
| Gold Lover (10) | Secure precious collectible in "Death Of The Butcher - Crypt" |
| Golden Bullet (10) | Secure precious collectible in "Le Boeuf" |
| Gotta Light? (20) | Kill 10 enemies with the flare gun during a campaign |
| Grand Master (50) | Earn 15 skill points during a campaign |
| In The Lion's Den (10) | Complete mission "Leave A Light On - Docks" |
| Infiltration (10) | Complete mission "Death Of The Butcher - Cathedral" |
| Legend (50) | Complete campaign in Agent difficulty |
| Liberator (10) | Complete mission "Death Of The Butcher - Crypt" |
| Master (30) | Earn 10 skill points during a campaign |
| Master Of Shadows (10) | Complete mission "The Lost - Valley" |
| Ninja (30) | Complete a mission firing a gun only when killing silently |
| Phantom (30) | Complete a mission without getting identified |
| Phoenix (10) | Complete mission "Fade To Grey - Hospital" |
| Relentlessness (50) | Kill 300 enemies during a campaign |
| Rogue (10) | Kill 50 enemies silently during a campaign |
| Sharp Senses (30) | Secure 40 collectibles during a campaign |
| Slayer (30) | Kill 100 enemies silently during a campaign |
| Wine Connoisseur (20) | You have found the wine bottle in "The Lost - Fuel Storage" |
| Witness (10) | Complete mission "The Third Man - Ghetto" |
