World of Warcraft - Item Upgrade
Item upgrade allows players to increase the level of equippable weapons and armor. This increases the stats and may also include buffs or rerolls to an attach.

It is important to keep in mind that upgrading your magic and common gear is not always worth it. Rare and unique gear can quickly outperform the standard equipment and upgraded magic.
Cost
The player must spend gold to upgrade an item. The cost of upgrading an item varies based on the item's current level and type of upgrade. Upgrades to weapons are generally cheaper than upgrades for armor since weapons have less requirements. The amount of Gold required for upgrading increases as the item is upgraded to a higher level.
A new item will also have increased stats, which can boost its performance in various ways. This could mean increasing its attack power, critical strike chance, or damage per second. The upgraded item can also give additional bonuses to the unit it's equipped with. These upgrades can be used for a number of reasons for example, to increase the overall strength of a group or individual unit. They can also be a significant influence on gameplay.
Any NPC that upgrades items can be located in the game. Generally, these NPCs are located in major cities or questing areas. Players can also find item upgraders when they visit dungeons with high-level bosses, and by talking to the NPCs in their garrisons for their faction.
The World of Warcraft item upgrade system lets players increase the level of weapons, armor and trinkets. The process is similar to the process used for gear reforging in Mists of Pandaria and Warlords of Draenor however, instead of using the currency appropriate to the task players need to visit an item upgrader NPC to complete the process.
Upgrades to items can be costly, especially when it comes to weapons and armor. Based on the upgrade track you choose, each item level increase can cost Valorstones or Crests. The costs are prohibitive for those who do not have the resources or are unwilling to grind.
Fortunately, the game lets players reroll an upgraded item with a special tool in the menu of items. This option exchanges the upgraded item with the version at level 1 with a different set of bonus effects. upgrade item can help you get higher scores on items that are already upgraded, but could be a waste of money.
Requirements
Upgrading is the process of increasing the level of equippable items, such as armor, weapons and trinkets. item upgrading can increase their stats which makes them more powerful in combat. Players can upgrade gear by paying the appropriate currency at an NPC that sells upgraders for items. However, they should be aware that some upgrades require special requirements.
The first upgrades increase the base item's stats by one level, but later upgrades provide more significant enhancements. For instance upgrading a weapon from three to level six can increase the weapon's damage by an additional two levels. A bonus stat will also be added to the upgraded item based on its level. This bonus is a combination of a guarantee extra substat as well as a random stat that can change in value from upgrade to upgrade.
A player can reroll an upgraded item by using a Reroll Token to exchange the upgrade for a new one. The new item comes with distinct set of bonuses, and is of a lower level of the item. The rerolled item will also have different requirements for strength and dexterity. It is important to note that the rerolled item will not retain its original level or any of its wasted resources.
Certain upgraded items can only be rerolled if the initial item was a Unique Epic, Rare or Rare. Extraordinary items can also be rerolled but the original stats are replaced by a flat-rate bonus. Rerolling a Rare or Epic item will produce a Normal version, and rolling the Epic version will result in an elite version.
A newly upgraded item could come with additional modifiers, which can increase the stats of the item and boost its performance. These additional modifiers don't come with the upgrade price. They can be acquired through doing quests, purchasing them at the Trading Post or from other players. They can also be earned by doing specific missions within the game.
To upgrade an item of equipment, you need to visit the NPC [Armor] Boboko in Central Flarine. You will need Power Dices depending on the item. (Dice 6 is dropped by monsters 21+, Giants and Bosses; Dice 12 can be found from Bosses). You will also require different amounts of Minerals, Erons and Giants.
Time is an important factor.
Upgrades to items are a method to increase your ship's stats and gear without having to upgrade them. They're not cheap, but they can be a great way to increase your stats and not have to spend so much time fighting. It's important to know the benefits and costs prior to investing your time or money.
Each upgrade boosts the stats of an item by a specific amount and also offers the chance for a bonus stat increase. The random substat may range from a small boost to a much larger boost. Make sure to focus on the stats that work best in the slots first. They will bring greater return for your investment.
You can check the amount of time needed to complete an upgrade if you open your inventory and choose the weapon, ship or other accessory. The upgrade window will show the progress and anticipated completion time. In some cases, you may be able to speed the process by using a Glyph.
It is also possible to retrieve certain or all upgrade components from an item using a specific high-end salvage kit, which is offered by Black Lion Salvage and Ascended Salvage. However, this does not include legendary equipment or upgrades which can be retrieved using an Upgrade Extractor, or by recovering them through the appropriate merchant of karma.
Rewards
The upgrade of items rewards players with a range of items and currencies. Every upgrade has a chance of granting an unspecified stat bonus. The amount of bonus value differs between upgrades and is typically higher for rare items. The Great Vault can be searched by players to determine whether an item is upgradeable. The search can assist in determining whether the item is in a certain level and if the player would benefit by upgrading to a specific upgrade.
During the upgrade process, the item will slowly move closer to the next level but it is not always able to reach its maximum upgrade bar. This process uses Growthstones and Sollant however there is a chance of achieving a fully upgraded item within just one cycle. The higher the level an item attains the more powerful its stat value will be, and the more items that can be upgraded.
Upgrade components can be slotted into weapons, armor, and trinkets in order to give an attribute benefit or an additional effect while the equipment is in use. Certain upgrade components can be equipped with additional cosmetic effects. item upgrading are available by crafting, buying from vendors or the Trading Post, looting or receiving them as gifts. In addition players can retrieve upgraded items by using an Upgrade Extractor or salvaging them with a high-tier salvage kit. Glyphs, which are placed in gathering tools can be swapped without any restrictions.
A player can turn an item to upgrade it into another item by selecting it and pressing the green button with an arrow for reroll. This alters the layout of the item's window and allow players to select up to six items to "recycle". The item will be replaced by a level 1 item. Rerolled items won't retain their status or the amount of resources needed to upgrade them.
An item's maximum upgrade level is determined by its quality and tier. Rare and Epic items can be upgraded to levels of nine, while common items are only upgraded up to level six. The upgrades to items are added to the base statistics of the item. This means that they won't grow more after a certain point.