Blacklight : Retribution - Open Beta Launch Trailer | HD 720p

Game - Blacklight : Retribution
Publisher - Perfect World
Developer - Zombie Studios
Engine - Unreal 3
Platform - PC
Release Date - TBA

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

Thank You Epic Gamers | HD720p

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

Tropico 4 : Modern Times - Gameplay Trailer | HD 720p

Game - Tropico 4 : Modern Times
Publisher - Kalypso Media
Developer - Haemimont Games
Platform - PC
Release Date - 03 April 2012

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