Karos Online is the product of developer Galaxy Gate, makers of other free-to-play games such as Last Chaos and Laghaim. Karos offers players a free-to-play experience including an economic system involving in depth crafting skills and a consignment market for player trading.karos caratis very important in the game.Galaxy Gate promises a wide variety of classes and skills and a dynamic dungeon system with shifting passages.

In Karos Online, players take the role of a hero determined to defeat the curse of darkness falling over the world of Asmara and ascend to ultimate glory by becoming the mythical Karos warrior. Through questing, guild clashes and mass PvP, they enter the fight for domination over the world's vital energy source, Fletta. Fletta gems provide the basis for the game’s unique and complex alternate progression system; karos goldcan make get tall upgrade. Alongside traditional leveling within the game, Fletta energy can be used to increase stats, give buffs, buy resources and enchant items.

With a strong RPG component, wide range of class skills and fantastic visual combat effects, Karos Online offers a rich player experience and an exciting end-game for guilds, including castle sieges and resource control points. There are a variety of dynamic dungeons to explore, with shifting paths and surprises to challenge players as they progress in level. The economy is well-developed, with mining, fishing and crafting elements, and a consignment system for storage.