The Upgrade System allows players to enhance their equipment using special stones. There are three types of upgrade stones, each with a unique level cap and success rate. To upgrade an item, select it alongside an upgrade stone and choose an attribute to improve.

Stone	Icon	Level Cap	Description
Upgrade Stone		4	Used for basic upgrades
Refined Upgrade Stone		7	Used for intermediate upgrades
Perfect Upgrade Stone		10	Used for advanced upgrades

Attribute	Description
Attack	Increases weapon damage.
Defense	Improves blocking or shielding ability.
Armor	Reduces incoming physical damage.
Elemental Damage	Adds elemental effects to weapons.
Custom Attributes (Reflect)	Adds a reflect damage effect to weapons.

Certain items can be smelted to extract upgrade stones. If successful, you will receive a stone; otherwise, the item will be destroyed. Only Soulwar, Primal, or Sanguine items can be smelted. To perform smelting, you need the Blacksmith's Awakened Hammer.

Blacksmith's Awakened Hammer