Alan Wake - Wake Up Launch Trailer

Game - Alan Wake
Publisher - Microsoft Game Studios
Developer - Remedy Entertainment
Platform - 360
Released Date - 18 May 2010

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

Alan Wake - Building The Drama Trailer

Game - Alan Wake
Publisher - Microsoft Game Studios
Developer - Remedy Entertainment
Platform - 360
Released Date - 18 May 2010

Source

http://www.youtube.com/user/luddomatic

Prince Of Persia : The Forgotten Sands - Launch Trailer

Game - Prince Of Persia : The Forgotten Sands
Publisher - Ubisoft
Developer - Ubisoft Montreal
Engine - Anvil
Platform - PC, 360, PS3, Wii, PSP, DS
Release Date - PC : June 2010
360, PS3, Wii, PSP, DS : 18 May 2010

Source

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

Alpha Protocol - Small World Trailer

Game - Alpha Protocol
Publisher - SEGA
Developer - Obsidian Entertainment
Engine - Unreal 3
Platform - PC, 360, PS3
Release Date - 01 June 2010

Source

http://www.youtube.com/user/SegaAmerica