Defeat 20 enemies with headshots

Defeat 100 enemies in a row without dying in combat

Finish the Game on Easy Without Changing the Difficulty

Kill 30 Enemies with the Mk-NDI

Kill 100 Enemies with Headshots

Kill 20 Enemies with Gunfire While Hanging

Kill 30 Enemies with the KAL-7

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

Kill 20 Enemies with Headshots

Find 1 Treasure

Kill 50 Enemies with the Dragon Sniper

Kill 50 Enemies with the 92FS-9mm