Asura or formerly ProjectONE is a free, 2D isometric MMORPG developed by Thailand's company Debuz. Every character starts with the "Cadet" job. When characters meet certain requirements, they can complete the first job advancement and become a Fighter, Ranger, or Caster. Further class progression is only allowed within the scope of the first class advancement chosen. There are three class advancements available progressingly throughout the game.