
Publisher Take Two has announced the forthcoming PlayStation 3 version of BioShock will contain exclusive downloadable content.
Speaking at the E3 show in Las Vegas, the firm said the eagerly-awaited first-person shooter will offer players a new feature known as 'Challenge Rooms'.
Created by BioShock developer 2K Boston, the rooms will offer puzzle-focused gameplay.
BioShock, which incorporates both role-playing and survival horror elements, will be released on PS3 in October.









