Cameras, turrets, safes, door locks, and vending machines can all be hacked to the player’s advantage, providing benefits such as turning on the player’s foes, revealing their contents to the player, allowing entry to locked areas, or allowing the player to purchase items at a discount. At times, the player may opt to use stealth tactics to avoid detection by security cameras and automated turrets.While exploring Rapture, the player collects money, which can be used at various vending machines to gain ammunition, health, and additional equipment.The player also comes across spare parts that can be used at “U-Invent” machines to create new weapons or usable items.
The player takes the role of Jack, who aims to fight his way through Rapture, using weapons and plasmids (genetic alterations), in order to complete objectives. BioShock is a first-person shooter with role-playing game customization and stealth elements, and is similar to System Shock 2.