Flyff (short for Fly for Fun) is a fantasy MMORPG by Korean development company Aeonsoft(Now Gala Labs). Flyff is a fairly typical party-oriented game where no character can do everything, and efficient play requires working in groups. Its main distinctiveness lies in its flying system; flying is the normal method of transportation for characters above beginning level.
Flyff is now hosted in 13 countries and 10 languages. It claims to have been played by over 6 million people.
More information: http://flyff.levelupgames.ph/mainweb.asp