: Unlike the first game, you can now use a weapon (right hand) and a Plasmid (left hand) simultaneously.
: Use the Remote Hack Tool to hack security cameras, turrets, and vending machines from a distance by firing a dart. BioShock 2 Complete Edition
: You can Adopt them to gather ADAM from corpses, Save them for a "Good" ending path, or Harvest them for immediate, larger ADAM rewards. Expansion Content : Unlike the first game, you can now