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What is an Item Upgrader? The item upgrader allows players the ability to upgrade their equipment. To upgrade items, you'll need the appropriate currencies and items. For armor and weapons, this includes Valorstones and crests. Other upgrades, like Hot Potato Books, give weapons a boost in stats or let them be used in Dungeons. These upgrades are usually items in the cash shop. Leveling Many different sources can be used to increase the quality of equipment. Depending on the item type and upgrade track, it costs Va