NosTale - NosTale (The Tale of Nomads of Silver Spirit) is a totally free MMORPG that includes simple (but beautiful) graphics and also lots of class options.
FlyFF - Flyff (Fly For Fun) is one of the greatest running fantasy based MMOs.
Ragnarok Online - Ragnarok Online is a Fantasy-based and MMORPG video game developed and published by Gravity Co.
Aura Kingdom - Aura Kingdom is 3D Action-Adventure, MMO, RPG, Free-to-play Fantasy-based video game developed and published by Aeria Games.
4Story - 4Story is a Massively Multiplayer Online Role-playing, Fantasy-based and Combat video game by Zemi Interactive.
Runescape - RuneScape is 3D Action-Adventure, Massively Multiplayer Online, Role-playing, Fantasy-based and browser-based video game developed and published by Jagex.