Lost Horizon - Making Of Trailer (Extended Version)

Game - Lost Horizon
Publisher - Deep Silver
Developer - Animation Arts
Platform - PC
Released Date - 20 August 2010

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

Prototype 2 - Spike VGA 2010 Debut Trailer | HD 720p

Game - Prototype 2
Publisher - Activision
Developer - Radical Entertainment
Platform - PC, 360, PS3
Release Date - TBA 2012

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

Homefront - Occupation Trailer

Game - Homefront
Publisher - THQ
Developer - Kaos Studios
Engine - Unreal
Platform - PC, 360, PS3
Release Date - 08 March 2011

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

Mortal Kombat - Spike VGA 2010 Kratos Reveal Trailer (PS3 Exclusive)

Game - Mortal Kombat
Publisher - Warner Bros Interactive Entertainment
Developer - NetherRealm Studios
Platform - 360, PS3
Release Date - April 2011

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

Assassin's Creed : Brotherhood - Animus Project 1.0 DLC Trailer

Game - Assassin's Creed : Brotherhood
Publisher - Ubisoft
Developer - Ubisoft Montreal
Engine - Anvil
Platform - PC, 360, PS3
Released Date : 360, PS3- 16 November 2010
PC - Q1 2011

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