Items have their Upgrade Level increase through a process called Enchanting. Enchanting Upgrading is a way for players to improve items increase the stats of rarity Powerful or bettertheir gear. It is one of the main gold sinks in the game Upgrades can be applied on items like [[Shards]], [[Armor]], and [[Weapons]]. The upgrade system has been changed in the Trials: Endgame Update to help reflect the state of allow upgrading from within the economy. This information is taken from in game calculations as of 22/10/2015inventory.
The number of times an Item can be upgraded is limited by the Max Upgrade Items seen at the bottom of the item description between Sell Value and Required Level. This max upgrade level appears to be limited by item level giving a theoretical maximum of 50.==Pre-Endgame Update==
Items could be upgraded at [[Tavern#Lily.27s_Upgrade_Shop|Lily'''Formulas for s Upgrade Shop]] through the process of enchanting:'''These formulas were calculated 22/10/2015. Enchanting is a way to improve items of rarity Powerful or better. It is one of the main gold sinks in the game and has been changed at times to help reflect the state of the economy.
Data for below calculationsThe number of times an item can be upgraded is limited by the Max Upgrade Items seen at the bottom of the item description between Sell Value and Required Level. This max upgrade level appears to be limited by item level giving a theoretical maximum of 50.
===Enchanting Formula===
''These formulas were calculated by players on 22/10/2015.''
Item fusion Power required. The fusion power required per level is dependent on the current upgrade level and the rarity by following formulaformulae:
FusionPower = UpgradeLevel * (ItemRarity * 4)
TotalFusionPower = UpgradeLevel*(Upgradelevel+1)/2 * (ItemRarity * 4)
(note: Item rarity starts from values are:* Worn = 1 So* Powerful : = 3* Rare : = 4* Mythical : = 5* Legendary : 6 ) Examples: The fusion power to level a Legendary from upgrade level 3 to 4 is: FusionPower = UpgradeLevel * (ItemRarity * 4) = 3 * (6*4) = 72 TotalFusionPower = UpgradeLevel*(Upgradelevel+1)/2 = 3 * 4/2 *(6*4) = 72* (4/2) = 144
===Gold Cost:===The gold cost of upgrading an item is dependent on the current upgrade level, the rarity and the number of items being fused.
(Formula missing)* Powerful : = 9gold* Rare : 13= 3 gold* Mythical : = 16gold* Legendary : = 19gold
=== Item upgrade boosters ===