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What is an Item Upgrader? The item upgrader gives players the possibility of upgrading their equipment. Upgrading items requires the right currency and items. For weapons and armor, this includes Valorstones and crests. Other upgrades, like Hot Potato Books, give weapons an increase in stats or allow them to be used in dungeons. These upgrades are typically items in the cash shop. Leveling An item upgrader allows players to improve the level of equipment from various sources. It costs Valorstones and crests in order to increase an item's level, depe