Finished game on Casual difficulty level
Killed 20 enemies using explosive environment objects (Singleplayer)
Killed all enemies inside the V2 factory
Collected 5 secrets
Killed 10 enemies during 'Loud Sound'
Killed 3 SDKFZ gunners without destroying the vehicle
Lured 5 enemies by throwing stones
Killed 25 enemies using mounted HMG (Singleplayer)
Saved Home Army soldier in the hospital
Destroyed the cable car in 'Winter in Vemork' mission
Helped all resistance members in 'French Resistance' mission
Killed two enemies with one bullet (Singleplayer)
Rescued the priest with a single shot in 'First Victory' mission
Took enemy officer/soldier as live shield, then killed 3 enemies
Threw back 3 enemy grenades (Singleplayer)
Collected all secrets
Finished game on Medium difficulty level
Finished game on Expert difficulty level
Collected 15 secrets
Collected 30 secrets
Paint all Polish resistance symbols on levels that happen in Warsaw
Got into the prison without raising alarm in 'First Victory' mission
Killed an officer and blew up the armory with one shot in 'First Victory' mission
Defended back of the church without using HMG in 'Siege of st. Cross' mission
Destroyed all enemy vehicles inside ruined castle in 'Sabotage in the Loue Valley' mission
Set and detonated explosives on the enemy truck in 'Officer hunt in the Loue Valley' mission
Collected all Blyskawica radio station parts in 'PAST Assault' mission
Kill all snipers on top of PAST with a sniper rifle without reloading it
Used commanding officer inside PAST as a human shield
Destroyed all vehicles inside the workshop in 'Final Victory' mission
Destroyed all enemy planes using anti aircraft cannon in 'Fortress at Oscarborg' mission
Rescued Dietrich from POW Camp without raising any alarm
Rescued prisoners from POW Camp
Killed 50 Germans and destroyed all armored vehicles in 'Home Army Victorious' mission
Collected all rocket parts in 'Fire from the Sky' mission
Played any Multiplayer match
Performed 100 headshots in Multiplayer mode
Obtained First Sergant rank
Played all Multiplayer modes
Won a match in every Multiplayer mode
Played 50 Multiplayer matches
Became the most valuable player in 10 Team Deathmatches
Won a Deathmatch round without dying
Obtained all medals in Deathmatch, Team Deathmatch and Radio Trasnmission modes
Win 5 matches in Radio Transmission mode
