Get all SPECACT Recon awards
Get all SPECACT Assault awards
Campaign: 50 kills with sub machine guns
Online: get 20 demolish kills
Online: knife 5 friends
Online: unlock 3 weapons in the Assault kit
Online: unlock 3 weapons in the Engineer kit
Online: reach Rank 22 (Warrant Officer I)
Online: unlock 3 weapons in the Recon kit
Online: in a round do one kill with the knife, the M60 and the RPG-7
Online: get 5 kills with every handgun in the game
Online: obtain all unlocks in any kit or all Vehicle unlocks
Online: destroy an enemy helicopter with a stationary RPG
Campaign: 50 kills with light machine guns
Campaign: 50 kills with shotguns
Campaign: 10 melee kills
Online: obtain 50 unique awards
Online: unlock 3 weapons in the Medic kit
Online: reach Rank 10 (Sergeant I)
Campaign: finish High Value Target
Campaign: finish Heavy Metal
Online: do 10 resupplies, repairs, heals, revives and motion mine spot assists
Online: roadkill an enemy with any helicopter
Campaign: finish Snowblind
Campaign: find 15 collectable weapons
Campaign: finish Crack the Sky
Campaign: drive 5 km in any land vehicle
Online: do a headshot kill with the repair tool
Online: obtain the Gold Squad Pin 5 times
Online: win a round in all online game modes
Online: obtain 10 unique awards
Online: play for 15 minutes
Campaign: finish Upriver
Campaign: finish Heart of Darkness
Campaign: find 5 collectable weapons
Campaign: destroy 1 satellite uplink
Campaign: finish Cold War
Campaign: destroy 100 objects
Campaign: demolish 1 house
Campaign: 50 kills with assault rifles
Campaign: finish Operation Aurora
Campaign: finish No One Gets Left Behind
Campaign: finish Zero Dark Thirty
Campaign: finish Force Multiplier
Campaign: finish Airborne
Campaign: finish Airborne on Hard
Campaign: destroy 15 satellite uplinks
Campaign: destroy all satellite uplinks
Campaign: destroy 1000 objects
Campaign: demolish 50 houses
Campaign: 50 kills with sniper rifles
Get all SPECACT Engineer awards
Get all SPECACT Medic awards
Successfully complete Valpariso in Onslaught mode on any difficulty
Successfully complete Valpariso in Onslaught mode on Hardcore difficulty
Successfully complete Isla Inocentes in Onslaught mode on any difficulty
Successfully complete Isla Inocentes in Onslaught mode on Hardcore difficulty
Successfully complete Atacama Desert in Onslaught mode on any difficulty
Successfully complete Atacama Desert in Onslaught mode on Hardcore difficulty
Successfully complete Nelson Bay in Onslaught mode on any difficulty
Successfully complete Nelson Bay in Onslaught mode on Hardcore difficulty
Win a round of either Rush or Conquest on all four Vietnam levels
Get silver stars on all primary Vietnam weapons
Get gold stars on all primary Vietnam weapons
Get a kill with all Vietnam vehicles
Get 100 kills with Vietnam tanks
Get 50 kills with the Huey
Destroy a Hannoi Hannah propaganda speaker
Get 20 kills with the flamethrower
Finish first on the scoreboard on any Vietnam level
Continue playing to unlock this secret achievement.
Campaign: finish Sangre del Toro