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

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

Defeat 20 Enemies with Hand-to-Hand Combat

Finish the Game on Normal Without Changing the Difficulty

Finish the Game on Hard Without Changing the Difficulty

Kill 30 Enemies with the Desert-5

Kill 20 Enemies with the Pistole

Kill 50 Enemies with the FAL

Kill 50 Enemies with the 92FS-9mm

Defeat 50 Enemies with Hand-to-Hand Combat

Kill 20 Enemies with Headshots

Defeat 20 Enemies with Hand-to-Hand Combat

GTA Online: Complete all 10 waves of a Survival.