Defeat 250 Enemies with Headshots

Kill 10 Enemies in a Row with a Single Punch After Weakening Them with Gunfire

Kill 20 Enemies with Gunfire While Hanging

Kill 5 Enemies in a Row with Brutal Combo

Finish the Game on Easy Without Changing the Difficulty

Find 40 Treasures

Kill 30 Enemies with Mk-NDI Grenades

Kill 20 Enemies by Shooting from the Hip (without aiming)

Kill 20 Enemies with Brutal Combo

Find 20 Treasures

Kill 100 Enemies with Headshots

Kill 5 Enemies in a Row with Headshots

Kill 3 Enemies with 1 Explosion