0 Upgrade System

Elemental Attachment is available for all of Jobs, click [Skill]Refine on your Basic Skills to Start Upgrading equipment

By upgrading equipment (weapon or armor) you can increase status of that equipment.
Equipment started as N+0 means Normal Equipment +0, you can upgrade up to +12
First of all, lets see the Upgrade System

The Upgrade System

Equip Lv	Success Rate	Gem	Gem Name	on Failure
+1	100%		Crystal	Never Fail
+2	100%		Crystal	Never Fail
+3	100%		Crystal	Never Fail
+4	70%		Ruby	Item +3 and Ruby Gone
+5	60%		Ruby	Item +4 and Ruby Gone
+6	50%		Ruby	Item +5 and Ruby Gone
+7	40%		Diamond	Item +3 and Diamond Gone
+8	36%		Diamond	Item +2 and Diamond Gone
+9	32%		Diamond	Item and Diamond Gone
+10	25%		Pink Diamond	Item and Pink Diamond Gone
+11	20%		Pink Diamond	Item and Pink Diamond Gone
+12	15%		Pink Diamond	Item and Pink Diamond Gone

Tired get Fail on upgrade?
You can added item that called Rune Stones in upgrading to increase the success rate. Here they are

Rune Stones Usage on Upgrading

Stone	Name	Usage
	Blue Rune Stone	Ruby +5% Success Rate
	Red Rune Stone	Ruby +20% Success Rate
	Black Rune Stone	Diamond +10% Success Rate
	White Rune Stone	Diamond +20% Success Rate
	Gold Rune Stone	Pink Diamond +10% Success Rate
	Soul Rune Stone	Refine (G)13 Material

Still tired get fail on upgrade + Rune Stones?
Try to be a [Job]Smith. They have a passive skill that increase change to Upgrade equipment named [Skill]Secret Method

What will you get if your equipment upgraded?
The stats of your equipment will increase depend on equipment type

Status Equipment Increased

Type	+1 ~ +3	+4 ~ +6	+7 ~ +9	+10 ~ +12
Warrior Weapon	Atk+4	Atk+8	Atk+12	Atk+16
Knight Weapon	Atk+3	Atk+6	Atk+9	Atk+12
Mage Weapon	Atk+2 Mpw+4	Atk+4 Mpw+8	Atk+6 Mpw+12	Atk+8 Mpw+16
Cleric Weapon	Atk+3 Mpw+3	Atk+6 Mpw+6	Atk+9 Mpw+9	Atk+12 Mpw+12
Clown Weapon	Atk+3 Mpw+3	Atk+6 Mpw+6	Atk+9 Mpw+9	Atk+12 Mpw+12
Craftman Weapon	Atk+4	Atk+8	Atk+12	Atk+16
All Job Weapon	Atk+3 Mpw+3	Atk+6 Mpw+6	Atk+9 Mpw+9	Atk+12 Mpw+12
Hat	Def+2	Def+4	Def+6	Def+8
Top	Def+5	Def+10	Def+15	Def+20
Bottom	Def+4	Def+8	Def+12	Def+16
Shoes	Def+1	Def+2	Def+3	Def+4
Shield	Def+2	Def+4	Def+6	Def+8
Accessories	Atk,Mpw,Def+3	Atk,Mpw,Def+6	Atk,Mpw,Def+9	Atk,Mpw,Def+12