The first game which is on a way to create a huge buzz is Homefront: The Revolution. A shooting game based on the American Military. The game is developed by Crytek. It is an unrated game with lots of guns and cry. If you are someone who loves this category, you will surely love this one. The game will release in 2015. They didn't announce the date yet.
Check the trailer:

You can surely look forward to this game.
The next one is surely Call of Duty: Advance Warfare. The most awaited one of COD series. This is one of the best games of COD series. If you are a Xbox One owner then you can consider yourself as a very lucky person because you can play this game of Activision from November 3, 2014. Yes, you read it right.
Check the trailer here:

If you don't have a Xbox One yet, it is time to go for one.

Another most awaited game is surely the Mortal Kombat X. Mortal Combat is an ancient series and the Xbox One users will not get the taste of it with this version. The release date is April 14, 2015 and the publishers already said that the game will release for Xbox One.
Check the trailer here:

This is another game worth waiting for.

It can easily be said that, if you already own a Xbox One, you are a lucky person. If not, try to grab one now.