Realm of the Mad God - Realm of the Mad God is a best online hack and slash video game that includes pixel style graphics.
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.
Runescape - RuneScape is 3D Action-Adventure, Massively Multiplayer Online, Role-playing, Fantasy-based and browser-based video game developed and published by Jagex.
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.
LaTale - LaTale draws heavily from some other 2D side scrolling video games to provide a great fantasy MMORPG world.
Sherwood Dungeon - Sherwood Dungeon is a Wonderful, Adventure, Massively Multiplayer Online, Role-playing, Fantasy and Browser-based video game developed and published by Maid Marian.