FlyFF - Flyff (Fly For Fun) is one of the greatest running fantasy based MMOs.
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.
AFK Arena - AFK Arena is an Adventure-based, Role-playing and Online Multiplayer video game developed and published by Lilith Games.
Dirty Bomb - Dirty Bomb is a gorgeous, Action-Adventure, First-person Shooter (FPS), Online, Military-themed, Open World, Combat, and Multiplayer video game developed by Splash Damage and published by Nexon America.
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.
Runescape - RuneScape is 3D Action-Adventure, Massively Multiplayer Online, Role-playing, Fantasy-based and browser-based video game developed and published by Jagex.