10 BloodstreakKilled 25 opponents in multiplayer
10 Fisher KingKilled 25 enemies using thermal or night vision goggles
10 Wrath ChildWon 10 Team Deathmatch rounds
10 Unhappy CamperKilled 10 opponents in multiplayer using your sidearm
10 Say Hello To My Little FriendKilled 30 enemies using your sidearm
10 Operation QuarterbackCompleted Act 1
10 Kill With StillKilled 50 enemies while holding your breath
20 Operation ArchangelCompleted Act 2
20 Poking the BushCollected all secrets in Act 1
20 Left No Man BehindCompleted the game on Casual
20 Kill That F**ing Band!Took 25 headshots in multiplayer
20 Keepsakes Of WarCollected all secrets in Act 2
20 In Search of EnlightenmentCollected all secrets in Act 3
20 Distance Matters NotKilled 20 enemies from a distance of 600m or greater
20 Balls Of SteelCompleted any single player mission without using med kits, but taking damage
20 Psst, Don't Look Behind YouKilled 15 enemies with a stealth kill
20 Worlds ApartTook a successful shot from a distance of 1 km or greater
25 Bullets Can't Hurt MeCompleted any act without using medkits
25 Hazardous MaterialsKilled three or more enemies by shooting a grenade
30 Death DealerWon 25 Team Deathmatch rounds
30 Death's ScytheTook 50 headshots in single player
30 Nerves Of SteelAchieved 100% accuracy in any single player mission
30 Pure OwnageKilled 50 opponents in multiplayer
5 World WarriorParticipated in any multiplayer match
50 Blood And TearsTook 50 headshots in multiplayer
50 Everything But The Kitchen SinkIn one multiplayer round killed an opponent with a sniper rifle, sidearm and melee attack
50 My Rifle Is My Best FriendCompleted the game on Medium
50 The Sniper EliteKilled 100 opponents in multiplayer
50 U Can't Touch ThisWon 5 rounds in a row in Team Deathmatch
75 Harvester Of SorrowCompleted the game on Expert
75 I Never BleedCompleted the Campaign using max one medkit per mission