https://coley-donahue-3.blogbr....ight.net/the-one-ite
Item Upgrading and Rerolling in World of Warcraft Upgrades can be made to items to improve their effectiveness. Upgrades are essential for gear, particularly in the early stages of the game. Start by upgrading BiS (Best-in-Slot) items and then work on other items that are compatible with your build. Upgrade Tokens can be spent in the upgrade window of an item to upgrade it. The available upgrade slots vary depending on the item type. Upgrade components Upgrade components are ite