The light novel series Sword Art Online spans several worlds virtual reality, beginning with the titular world of Sword Art Online. Each world is built on a game engine called the World Seed, which was initially developed specifically for SAO, but was later duplicated for ALO, and later willed to Kirito, who had it leaked online with the successful intention of reviving the virtual reality industry. We provide you with the Sword Art Online Cosplay Costume comes in sizes from XXSmall to XXXLarge to meet your needs, custom-made service is also available. We also designed these Sword Art Online game costumes with a different version, design, and material.  1:1  Halloween Costumes! Here we provide quality 1:1  Halloween Costumes! That would be a great deal for you, to have your money not put into waste! Come and buy now!