Kill 30 Enemies with the Mk-NDI

Defeat 20 Enemies by Blind-Firing While in Cover (without aiming)

Kill 30 Enemies with the KAL-7

Successfully Counter all of a Brute's Damage-Giving Attacks

Kill 20 Enemies with Headshots

Kill 5 Enemies in a Row with Headshots

Finish the Game on Easy Without Changing the Difficulty

Finish the Game on Hard Without Changing the Difficulty

Kill 50 Enemies by Melee-Attacking from Behind

Kill 30 Enemies with the Moss-12

Kill 100 Enemies with Headshots

Kill 20 Enemies with the Pistole

Kill 50 Enemies with the 92FS-9mm