Assassin's Creed : Revelations - E3 2011 Desmond Journey Trailer | HD 720p

Game - Assassin's Creed : Revelations
Publisher - Ubisoft
Developer - Ubisoft Montreal
Platform - PC, 360, PS3
Release Date - 15 November 2011

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

The Sights And Sounds Of E3 2011 | HD 720p

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

Need For Speed Girls At E3 2011 | HD 720p

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

Duke Nuke Forever - Promo Trailer | 480p

Game - Duke Nukem Forever
Publisher - 2K Games
Developer - Gearbox Software
Platform - PC, 360, PS3
Release Date - 14 June 2011

Source
http://www.youtube.com/user/2KGames

Mass Effect 3 - E3 2011 Live Action Trailer | 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

Battlefield 3 - E3 2011 Day 2 And 3 | HD 720p

Game - Battlefield 3
Publisher - Electronic Arts
Developer - EA Digital Illusions CE
Engine - Frostbite 2
Platform - PC, 360, PS3
Release Date - 02 November 2011

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