Ghost Recon : Future Soldier - Ghost Minute Part 3 : Drone | HD 720p

Game - Tom Clancy's Ghost Recon : Future Soldier
Publisher - Ubisoft
Developer - Ubisoft Paris
Engine - YETI
Platform - PC, 360, PS3
Release Date - 22 May 2012 (360, PS3), TBA (PC)

Source
http://www.youtube.com/user/ubisoft

SimCity - Insider's Look Part 01 : GlassBox Game Engine | HD 720p

Game - SimCity
Publisher - Electronic Arts
Developer - Maxis
Platform - PC, Mac
Release Date - TBA 2013

Source
http://www.youtube.com/user/eavision

Mass Effect 3 - Take Earth Back Cinematic Trailer (Remix Version) | HD 720p

Game - Mass Effect 3
Publisher - Electronic Arts
Developer - BioWare
Platform - PC, 360, PS3
Release Date - 06 March 2012

Source
http://www.youtube.com/user/biowaremasseffect

The Elder Scrolls V : Skyrim - 1.5 Titile Update Trailer | HD 720p

Game - The Elder Scrolls V : Skyrim
Publisher - Bethesda Softworks
Developer - Bethesda Game Studios
Platform - PC, 360, PS3
Release Date - 11 November 2011

Source
http://www.youtube.com/user/BethesdaSoftworks