Call of Duty achievements

Reach the penthouse in 'El Sin Nombre' without killing anyone or triggering the alarm.

Open three safes in the Campaign.

While affected by one Flashbang, kill two enemies in the Campaign or in Co-op.

Shoot three enemies while underwater in 'Wetwork'.

Kill gassed or blinded enemies using a Molotov, Semtex and Frag in 'Prison Break'.

Kill the enemy in the porta-potty.

Collect all the Trophies

Reach the roof in 'Highrise' under 45 seconds

Use a missile to take out a single enemy in 'Danger Close'

Defuse the bomb on the truck in 'Gora Dam' while it is in motion

Execute the forest sniper in 'Frozen Tundra' with a takedown

Destroy all of the cars in the mansion garage in 'Oligarch'