PS3 'BioShock' to offer exclusive content

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.