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.