Click Here to Watch the Portal 2 Investment Opportunities Bot Trust Trailer: Portal 2 Investment Opportunities Turrets Trailer [HD] Developer: Valve Release: 4/19/2011 Genre: Shooter Platform: PC Publisher: Valve Website: Follow Machinima on Twitter! Machinima Inside Gaming Machinima Respawn Machinima Entertainment, Technology, Culture FOR MORE MACHINIMA, GO TO: FOR MORE GAMEPLAY, GO TO: FOR MORE SPORTS GAMEPLAY, GO TO: FOR MORE TRAILERS, GO TO: FOR MMO AND RPG GAMEPLAY, GO TO: TAGS: Portal 2 Turrets Trailer [HD] machinima videogame video game pc steam mac shooter fps classic left 4 dead team fortress gameplay new xbox 360 microsoft playstation 3 ps3 sony commercial yt:quality=high Mondatica helps you to everythings you need with Facebook, Social Games, Technology & Videogames! Every day Video tutoria and how to, stay tuned with us!