Pre-Order bonuses are starting to pop-up at different retailers. Here’s the list so far. Keep checking back as this article will be updated as more Halo 5: Guardians pre-order bonuses surface.
As predicted, Josh Holmes ( Studio Head for Halo 5: Guardians) confirmed via Twitter that Pre-Order Bonus weapons, skins, etc… for Halo 5: Guardians can be earned through regular gameplay. Pre-order just guarantees access to them day 1.