343 Industries announced that Halo 5: Guardians will be the ability to make real currency microtransactions in order to facilitate the release of certain equipment and aesthetic elements in multiplayer mode. Named Requisition System (REQ System), the scoring system implemented in the game's multiplayer will allow the user to convert certain amounts of REQ Points to unlock access to exclusive customization packages (REQ Packs).

The REQ Points can then be obtained not only by participating in competitive match normally of Arena mode and Warzone (like the classic experience points), but also through real currency payments, by speeding up so its accumulation. In any case, it should be pointed out that in Arena mode can equip your character with unlockable only aesthetic (Warzone you can customize weapons, skills and other substantive components).

For further details and clarifications regarding everything that revolves around the System REQ you can refer to this page on HaloWaypoint portal (in English).