Turbine announced today that the new Lord of the Rings Online content update, called The Prince of Rohan, would be released on December 12. Along with continuing the epic story, it adds five new Isengard instances for players to enjoy. We've also got new screen shots that shows off The Foundry instance. The Foundry set you on a mission to disrupt the flow of powerful new weapons that have been appearing in the hands of Saruman's army.