This is the award for the successful completion of the first level of the Xipe nebula.

Retrieve the Captain's Key

Win a race against thieves!

Finish the game in Easy Mode

Fill every bonus note in a 'normal' length song

Defeat 5 enemies with the Knife.

Defeat 20 enemies with the Pistole

Defeat 100 enemies with headshots

Defeat 50 enemies with hand-to-hand combat

Defeat 20 enemies with gunfire by aiming while hanging

Defeat three enemies with one explosion

Complete the game on any difficulty setting

Kill the Hive Mind