Here is the full list of all 34 Call of Duty Black Ops: Declassified trophies - there are 18 bronze, 11 silver, 4 gold and 1 platinum.
Earn all available Trophies for Call of Duty® Black Ops: Declassified.
Kill 8 enemies with 4 or fewer bullets in ‘OPS M.I.A.’ Operation.
Complete ‘Rocket's Red Glare’ Operation without taking damage.
Kill 4 enemies who are stunned by a Flashbang Grenade in any Operation.
Earn 3 stars in each Operation.
Kill 5 enemies by sticking Semtex to each one in any Operation.
Kill 10 enemies in less than 5 seconds in any Operation.
Kill 3 enemies with Mortar Strike in ‘Air Traffic Control’ Operation.
Complete ‘Got Your Back’ Operation with only a handgun.
Kill 10 enemies with Ballistic Knife melee attack in ‘Rocket's Red Glare’ Operation.
Melee 100 total enemies in Operations mode.
Plant C4 in less than 60 seconds in ‘Self Destructive’ Operation.
Kill 15 enemies with RPG in ‘Three Point Landing’ Operation.
Shoot 10 stacks of cocaine in ‘Hostile Takeover’ Operation.
Kill Torres with a melee attack in ‘Hostile Takeover’ Operation.
Complete all Operations on any difficulty.
Knife 10 stacks of cocaine in ‘Hostile Takeover’ Operation.
Kill both bosses with head shots in ‘Hostile Takeover’ Operation.
Complete ‘Escort Service’ Operation without reloading.
Melee 5 enemies in a row in any Operation.
Kill 4 enemies with a single grenade in any Operation.
Perform 10 head shots with the .357 Magnum in ‘OPS M.I.A.’ Operation.
Complete ‘OPS M.I.A.’ Operation with 100% accuracy.
Complete ‘Active Measures’ Operation without using Night Vision Goggles.
Kill all scientists with head shots in ‘Self Destructive’ Operation.
Kill 2 scientists with a single grenade in ‘Self Destructive’ Operation.
Earn 3 stars in each Hostiles mission.
Perform 10 head shots in a row in any Operation.
Save all Analysts in ‘Air Traffic Control’ Operation.
Survive to wave 13 in Hostiles mode.
Earn 3 stars in each Time Trial mission.
Complete all Time Trial missions on any difficulty.
Destroy 20 total cars in Operations mode.
Start Operations mode on any difficulty.