The upgrade method of World of Warcraft orange costume requires four kinds of props, namely "orange costume embryo" made by manufacturing industry, "soul ashes" obtained by climbing the tower every week, copies, "legendary items" dropped in the wild and various attribute scrolls made by inscriptions. These props cost gold coins, that is, orange embryos and inscription scrolls. It may not cost much gold coins before the change, but it will cost hundreds of thousands of gold coins after the change.

World of Warcraft is the first online game produced by Blizzard Entertainment, a famous game company, which belongs to a massively multiplayer online role-playing game. The game is based on the plot of the real-time strategy game "Warcraft" produced by the company. Relying on the historical events and heroes of Warcraft, World of Warcraft has a complete historical background timeline. [1] Players take risks in World of Warcraft, complete tasks, take new risks, explore the unknown world, conquer monsters and so on.