Aion

Aion: The Tower of Eternity (Korean: 아이온: 영원의 탑) is a massively multiplayer online role-playing game (MMORPG) developed and published by the South Korean company NCSoft. The game combines PvP and PvE (a concept the developers call PvPvE) in a fantasy game environment. As of May 20, 2009, Aion had 3.5 million subscribers in Asia. AION's first major expansion pack was released to North America and Europe on September 7, 2010 under the name AION: Assault on Balaurea. Truly Free launched on April 11, 2012 with no restrictions. Aion's second major expansion was released in North America on June 26, 2013 under the name "Aion: Dark Betrayal". Its most recent expansion was launched on July 13, 2016 under the name "Aion: Echoes of Eternity".