Battlefield 4: Second Assault - PS4 [Digital Code] Operation Metro 2014: Fight both enemy opponents and claustrophobia in subterranean Paris. Bring the sky down on your opponents with destructible ceilings, and trap them in the flooded subway tunnels. Caspian Border 2014: The central communications tower is now a hammer, ready to fall on your enemies. Take advantage of the confusion by fortifying your teammates in the new vantage points along the walls. Gulf of Oman 2014: Everything feels normal on this map until the sandstorm whips through, destroying visibility and reducing the efficacy of your combat vehicles. Operation Firestorm 2014: Create Hell on Earth as you breach the refinery pipelines and send gouts of flame to roast your opponents.