The Collection 3: Chaos Pack Add-on for Call of Duty: Modern Warfare 3 has 14 achievements worth 300 gamerscore.
Use exactly one of each care package in the "Special Delivery" Special Ops mission.
Use only one self revive care package in the "Special Delivery" Special Ops mission.
Complete the "Special Delivery" Special Ops mission on Veteran difficulty.
Complete the "Special Delivery" Special Ops mission on any difficulty.
Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.
Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.
Complete the "Light 'Em Up" Special Ops mission on any difficulty.
Complete the "Vertigo" Special Ops mission on Veteran difficulty.
Complete the "Vertigo" Special Ops mission on any difficulty.
Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.
Destroy all helicopters in the "Vertigo" Special Ops mission.
Complete the "Arctic Recon" Special Ops mission in under 3:30.
Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.
Complete the "Arctic Recon" Special Ops mission on any difficulty.