Finish the Game on Normal Without Changing the Difficulty

Kill 100 Enemies with Headshots

Kill 30 Enemies with the Mk-NDI

Play in the Swimming Pool on the Cruise Ship

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

Kill 20 Enemies with Gunfire While Hanging

Kill 30 Enemies with the G-MAL

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

Find 1 Treasure

Finish the Game on Normal Without Changing the Difficulty

Kill 100 Enemies with Headshots

Kill 50 Enemies with the M4

Kill 30 Enemies with Mk-NDI Grenades