Knight Online - Knight Online is a Free-to-play, Action-Adventure, Massively Multiplayer Online, Fantasy, Browser-based and Role-playing video game developed by Noah System, and published by NTTGame.
Eden Eternal - Eden Eternal is a Fantastic Browser-based, Action-Adventure, RPG and MMO video game developed by X-Legend and published by Aeria Games.
Atlantica Online - Atlantica Online is a Fantastic, Action-Adventure, Free-to-play, Massively Multiplayer Online, Fantasy, Tactical, Browser-based and Role-playing video game developed and published by NDOORS Corporation.
Ragnarok Online - Ragnarok Online is a Fantasy-based and MMORPG video game developed and published by Gravity Co.
Dragon Eternity - Dragon Eternity is a Fabulous, Free-to-play, Action-Adventure, Massively Multiplayer Online, Browser-based, Fantasy, and Role-playing video game developed and published by Game Insight.
FlyFF - Flyff (Fly For Fun) is one of the greatest running fantasy based MMOs.