https://www.openlearning.com/u..../schmidtbooker-sl3f4
https://telegra.ph/15-Reasons-....Not-To-Ignore-Item-U
World of Warcraft Upgrades and Item Upgrading Upgrades increase the value of certain numeric statistics on armor, weapons and rings. Upgrades also increase bonuses such as Crit chance and PvE Damage. If the weapon's upgrade template ends in %, it will be able to gain an additional 3% of the previous attack damage each time it is upgraded. The cost of upgrading an item is determined by the item's level. The cost increases as the item l