Unlock Guardian Force Quezacotl

Kill 20 Enemies with Gunfire While Hanging

Kill 30 Enemies with the Wes-44

Defeat 50 Enemies with Hand-to-Hand Combat

Kill 20 Enemies with Headshots

Defeat 20 Enemies with Hand-to-Hand Combat

Find 1 Treasure

Beat 'Chapter 16 - The Treasure Vault' in less than 7 minutes

Beat 'Chapter 5 - The Fortress' in less than 10 minutes

Kill 50 Enemies by Melee-Attacking from Behind

Kill 20 Enemies with Brutal Combo

Kill 20 Enemies with Gunfire While Hanging

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