Maplestory - MapleStory is among the most popular of MMO in the 2D area scrolling style offering a user count will into the lot of players.
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.
LaTale - LaTale draws heavily from some other 2D side scrolling video games to provide a great fantasy MMORPG world.
Nodiatis - Nodiatis is an Action-Adventure, MMORPG and Fantasy-based video game developed and published by Glitchless LLC.
AdventureQuest Worlds - AdventureQuest Worlds (or AQWorlds) is an easy but very popular browser-based massively multi-player online Role-Playing game.
Lords Road - Lords Road is an Amazing Free-to-play, MMORPG, a Fantasy and Browser-based video game developed and published by AmzGames.