Finish the game as best friends

Shoot 2 enemies in the head with a single bullet

Collect $1,000,000

Kill 3 or more enemies with a single grenade

Kill 100 enemies with a sniper rifle

Complete Chapter 3 on any difficulty level

Heal your partner 10 times

Collect 5 pieces of intel in the single player Campaign.

Kill 40 hybrids in the single player Campaign.

Use the Atomizer secondary fire to kill 30 enemies

Tail a suspect without being spotted, in a single case.

Correctly branch every question in every interview in a single story case.

Use evidence to prove a lie as an LAPD Detective or Investigator.