Realm of the Mad God is a 2D fantasy MMORPG that features 8-bit retro-style graphics and bullet hell gameplay. Players team up with other players to take out the Mad God, Oryx, and his minions in a world where death is permanent and all too common.
Type: Fantasy MMORPG
Release Date: June 20, 2011
Pros: +Unique, hardcore gameplay. +Fast-paced action. +Great retro art style.
Cons: -No PvP gameplay. -Pay-to-win elements. -High learning curve.
Rainbow Saga is a free-to-play 2D browser MMORPG with cute anime-style graphics and fast-paced side-scrolling action-combat.
Type: 2D MMORPG
Release Date: December 18, 2014
PvP: Duels / Arenas / Clan Wars
Pros: +Cute anime-style graphics. +Colorful game environment. +Simple keyboard controls. +Lots of gameplay features for a browser game.
Cons: -Repetitive gameplay. -Limited character customization. -Linear progression.
Spiral Knights is a 3D Diablo-meets-Zelda style action MMORPG with puzzle solving and an emphasis on co-op gameplay. The game is available as a stand-alone client and as a browser-based game through Java.
Release Date: April 4, 2011 (NA/EU)
Pros: +Unique art style. +Good level design. +Unique gameplay (Puzzle+Action RPG mix). +Good crafting system.
Cons: -Slow linear progression. -Pay-to-win elements. -Small game world.
Monkey King Online is a 2D browser-based fantasy MMORPG set in ancient China. It is inspired by the epic Journey to the West novel.
||Publisher: R2 Games
Type: Browser MMORPG
Release Date: Apr 14, 2014 (NA)
Pros: +Features a built-in bot (game literally plays itself, if that's your thing). +Impressive visuals. +Lots of content. +Daily events.
Cons: -Cash shop sells power (unfair PvP). -Cluttered interface. -No character customization.