Play an Olympic Event for the first time.

Finish 'Alone' without firing a gun.

Reach Price using the first vehicle you hijack.

Earn three Stars in 'Low Profile'.

Finish all Campaign missions on Veteran or Realism difficulty.

Kill three Enemies with the Riot Shield in the Campaign or in Co-op.

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

Never trigger the alarm in 'Recon by Fire'.

In Onslaught, acquire seven gold chalices

In Onslaught, kill an Elite in each map

In Zombies, upgrade 6 Perk Skills to Tier III.

Unlock 50 cosmetic items from the store

In Die Maschine, kill the two split Megatons with one shot.