Category – Xbox Cheats
Xbox Cheats Title – GUNVALKYRIE
Unlock Challenge Mode:
To unlock Challenge Mode, which allows you to go through and select any level you’ve played, beat the game once (a feat which is more difficult than it sounds).
![](http://www.xboxhome.co.uk/wp-content/uploads/2015/08/XBOX-Home4.png)
Category – Xbox Cheats
Xbox Cheats Title – GUNVALKYRIE
Unlock Challenge Mode:
To unlock Challenge Mode, which allows you to go through and select any level you’ve played, beat the game once (a feat which is more difficult than it sounds).