At this point, Epic had considered developing a fourth main title for Gears of War, but estimated that its budget would be at least US$100 million .[1] Additionally, they had suggested the idea of a multiplayer-only version of Gears of War that featured improved versions of maps based on user feedback, similar to the concept behind Unreal Tournament, but Microsoft rejected this idea. Epic recognized the troubles of being held to the business objectives of a publisher, and began to shift the company again.[2]