How to Redeem Preorder Bonuses in Halo Campaign Evolved

There are Pre-Order and Premium Edition rewards to claim in Halo Campaign Evolved, which include campaign cosmetics and skins for Master Chief and weapons for the first time in the series! If you're looking to see what these bonuses are, or you want to know how to redeem them and use them in-game, then we'll show you the process below, including the price differences, so you can decide whether it's worth the extra cash or not.