The information apparently comes from a Resetera user called "Sponger" who has a track record for reliable information.
Gamers with an active Xbox Game Pass subscription can download it for free, while those who do not, can purchase it for $9.99 on Steam or the Microsoft Store.
With only one installment from the genre-defining franchise released for the current-generation systems, gamers evidently demanded more.
343 community manager also confirms there will be no Halo 3 anniversary remaster.
Franchise director Frank O'Connor discusses the response to Halo 5's lack of Master Chief.
Microsoft's RTS spin-off for PC and Xbox is faithful to the Halo universe, but an ultimately shallow experience.
Creative director Chuck Osieja discusses stamping their authority on Epic Games' classic series.
Since its debut with Halo 3 in 2007, Forge has allowed players to create a variety of wildly creative content.
Released on 6 April, Ghosts of Meridian is the title's fifth free update.
User-created levels appear on Reddit.
Four new maps, new REQs, new armour and a new assassination added in 6GB update.
Battle of Shadow and Light has four new maps - Deadlock Basin, Guillotine and Recurve.
$400 million in software and hardware generated in first week on sale.
How to improve Halo 5's mixed bag of a story.
Guardians ends with a mighty, fan-pleasing tease. Spoilers within.
343 Industries has made a great mode, but we have suggestions to make it better.
REQ packs and item cards add confusion and frustration to a mode that still needs fine-tuning.
Two hours of Halo 5 multiplayer on release day.
Master Chief is back on Xbox One and the result is 343 Industries' first great Halo game.
A PC version could be coming to Windows 10 PCs according to 343 Industries' producer.
Latest live action trailer for 343 Industries' Halo 5 is a sombre affair.
Xbox boss wants Bungie's final Halo on Xbox One.
Microsoft confirms small cameo from Brazilian MMA fighter.
Halo 5 Guardians preview: With Warzone and 15 free maps 343 could take series multiplayer to its zenith
Halo 5: Guardians could prove to be 343 Industries' first great Halo game.
Halo ODST is coming to Xbox One in May.
343 Industries detail patch to be released later today.
We look at the greatest Halo levels ahead of the release of The Master Chief Collection.
Seeming countdown clock spotted ticking down to 10 November 2015 at Halo's Washington base
Microsoft has released a video giving fans a look at what is to come from the upcoming series
Halo: The Master Chief Collection has so much content it can't fit onto one Blu-ray disc