Karos Online players take on the role of an unwavering hero determined to defeat the curse of darkness falling over the world of Asmara. The fantasy MMORPG features several unique gameplay mechanics, including its Fletta system. Players of Karos Online can use Fletta, Asmara's vital energy source as a complement to the traditional experience gaining process, to further increase their stats, give buffs, buy resources and enchant items. The mystical dungeons are perpetually shifting and changing, providing gamers a new scenario each time they play. The world if Asmara is portrayed through the game's rich 3-D graphics, with reasonable graphic card requirements, allowing the game to be accessible to a vast range of players.