along with the player, if not the mission fails. At the end of each mission, the player is given a rating based on stealth, accuracy and teamwork. These ratings are alphabetical, with "A" being the highest grade. Once the game is completed for the first time, the player unlocks a higher difficulty and can try to complete the game again and again with a progressively higher difficulty. Online gameplay Online players choose one of two sides: SEALs or terrorists. Maps consist of three types: suppression (eliminate all members of the opposite team), extraction (rescue hostages) and demolition (capture a satchel and destroy the opposite team's base). SOCOM, SOCOM U.S. Navy SEALs: Confrontation and SOCOM 4: U.S. Navy SEALs for the PlayStation 3 are the only games in the series that do not support LAN play (local multiplayer). In addition to the specific game type, any of the three game modes may be won by eliminating all members of the opposing team. The online features of the game, however, are no longer accessible. Plot On November 27, 2006, a U.S. Navy SEAL fireteam consisting of Kahuna, Boomer, Spectre, and Jester is sent in to neutralize an emerging terrorist threat. A new group calling itself the Iron Brotherhood, made up of former Spetsnaz operatives, is using a barge as a base for buying and transporting weapons. They are making their trades with a known black market organization, the Zemy, and the two are rendezvousing in international waters off the coast of Alaska. The team are to eliminate the terrorists, gather intel, and scuttle the freighter. With the intel that the SEALs gathered, SOCOM is able to locate the Brotherhood's headquarters, a ghost town in Alaska. The team is tasked with securing the compound, destroying any weapon caches that are present, and detaining a terrorist named Kola Petrenko, codename Pincushion. Information from Pincushion revealed that the Brotherhood has taken control of an oil platform in the Alaskan Beaufort Sea. Most of the oil workers had been killed, but some are being held captive by the terrorists. The Brotherhood is also threatening to destroy the platform, which would result in a disastrous oil spill. The SEALs are sent in to infiltrate the platform and neutralize all threats, including the Brotherhood's leader, Stanislav, codename Spectrum. They are successful in taking down all of the terrorists and defusing all bombs on board. In Thailand, a group