https://cho-robinson.federated....journals.com/watch-o
The Item Upgrader in World of Warcraft The War Within introduced Valorstones, and Harbinger Crests as two currencies for upgrading equipment. These currencies can be exchanged at the item upgrader NPCs, Cuzolth and Vaskarn. Each item can be upgraded to its maximum level for a specific slot once. Upgrades to that slot are then less expensive afterward. Additionally the pity system introduced with The War Within lowers extreme variation in the chance to upgrade. In gaming upg