Kill 50 Enemies with the M4

Kill 30 Enemies with the Desert-5

Kill 5 Enemies in a Row with Headshots

Kill 20 Enemies with the Pistole

Kill 50 Enemies with the 92FS-9mm

Find 40 Treasures

In a single level, spin an enemy into another enemy twice.

Got S rank in Hero and Avenger.

You cleared Chapter 1.

Triggered Burst Attack in a mob battle.

Finish your first "Back to Origins" painting

Kill 20 Enemies with Headshots

Find 20 Treasures