https://writeablog.net/wolfzoo....7/the-reasons-item-u
World of Warcraft Item Upgrades Item upgrades can be used to improve the stats of a particular item. Based on the type of upgrade, it can increase the rarity of an item, or its Mark Level, and also boost other stats. The process of upgrading gear in The War Within requires a set number of Flightstones and Crests Each item comes with an upgrade track. Each upgrade increases the cost of the following one by a set amount. Item Level When an item gets upgraded, its base stats improve in value. The val