Revealed in the worst possibly way in an infamously awful conference, it's been an uphill battle for Microsoft to make any ground up on Sony and the PlayStation 4.
Sunday's Xbox E3 Briefing was the largest in Microsoft Corp's history with more than 6,000 people, including more than 1,000 fans, invited to attend in the Microsoft Theatre.
"Gamers raise the energy of E3 to a fever pitch, reinforcing its place as the world's preeminent event for video games", said Michael Gallagher, chief executive of the Entertainment Software Association, which is behind E3.
We still don't know any specifics about the service, including the all-important price-it doesn't even have a name yet. Go for the Ultimate Edition and you'll get to enjoy the game a little bit earlier, on September 28.
Four existing studios are now under the Microsoft umbrella - State of Decay's Undead Labs, Forza Horizon's Playground Games (who will be working on a new, unrevealed open-world game), We Happy Few's Compulsion Games, and Ninja Theory, developers of Hellblade: Senua's Sacrifice.
Nadal beats Thiem for 11th French Open title
Djokovic's participation is also in doubt after he was knocked out of the French Open by unseeded Marco Cecchinato. The 26-year-old will hope she can follow in Murray's footsteps by winning more Grand Slams, starting at Wimbledon.
According to Halo director Frank O'Connor, the game will feature the iconic Master Chief of the Halo series much more prominently, especially in the wake of the character's relative absence in Halo 5: Guardians. Don't get me wrong, the Xbox brand has a bright future, but when it comes to quality games, Sony's reputation has been hard earned and absolutely looks set to continue.
Away from the game announcement, Microsoft also looped to beef up their existing digital initiatives. There are a still a lot of questions we have about this title, but Microsoft and 343 Studios also have some time to answer them.
Playground Games, started in 2010, is the developer behind the Forza racing series and has been a long-time Xbox partner.
"We are now at a moment of exceptional creativity in gaming", said Spencer. Microsoft's weakened position required them to wow us with a show of force this time around, and while they certainly achieved volume, there were still questions left answered.
"With the ultimate freedom to explore and play over 100 great games, Xbox Game Pass delivers our members an incredible value in gaming".