It's a PvP MMO with different types of worlds: the Campaigns (players fight with their guild or faction for a few weeks, gather resources, craft items, customize cities and siege enemies strongholds, until a victor is declared, then players export their winnings to their Eternal Kingdom), the Eternal Kingdoms (persistent world created and managed by the players : parcels of terrain are stitched together by the players and structures are built, lot of customization). There's also God's Reach which is a map for beginners. Other than that the crafting and player advancement are pretty complex. The territory conquest is thrilling. There are 12 races (such as Centaur, Guinea Pig, Humanoid-Elk, Minotaur, etc.) and 11 classes (fire mage, Cleric, Duelist, Templar, Druid...).