Assassin's Creed: Archived from the original on April 26,

Captain Mathius, a devout Unitologist, shifted focus from mining to retrieving the Marker, after being asked by the Church of Unitology to do so. It is in effect an external extension of the physiological dead space. Why are you still here?

Do something of importance in your life. The player can use workbenches to upgrade Isaac's suit and weapons.