Details from Play.com site.
* Special Edition contents:
* For the hardcore fan, this shiny steelbook packed edition will contain a gorgeous artbook, laden with concept artwork (from the mind of Clive Barker) that shows how the characters, the squad, the environments and the freakishly scary monsters started out.
* Game features:
* All-action first-person shooter combined with darkest horror from the twisted mind of horror legend Clive Barker.
* Modern weapons and paranormal powers.
* Switch between and play all six squad members.
* Direct your squad as they watch your back and follow your orders.
* Squad first-person shooter mechanics deliver tactical action.
* Each character has unique paranormal abilities.
* Abilities can be combined to create new powers.
* The game takes place in Al-Khali, a city formed over 6 different eras and ruled by evil.