As the successor to the most popular online shooter in South Korea, Sudden Attack, high hopes were placed on Sudden Attacks. However. Just a day ahead of nationwide holidays, Nexon announced that it will terminate Sudden Attack 2. The publisher will unplug the servers on. Sudden Attack 2 is a forthcoming title that is being developed by NEXON GT, a well-known developer for FPS games. It is an official sequel to Sudden Attack. Sudden Attack 2 is an upcoming first-person shooter MMO that takes place in a modern FPS MMO developed by GameHi and published globally by Nexon. Developed by GameHi, Sudden Attack 2 is the sequel to the original Sudden Attack FPS title hosted by Nexon. Sudden Attack (Korean: 서든어택) is a free-to-play multiplayer first-person shooter online game developed by the South Korean company GameHi On December 2, , Nexon America. Nexon announced that online shooter Sudden Attack 2 will be closing down on September This comes only a month after the game. Go to Sudden Attack. Republic of Korea representative Games: Excellent fast paced game based on the sense of hitting 30 million of the world Concurrent users.