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FASTMU - CUSTOM JEWEL

Custom Jewels and Equipment Options — FastMU Guide

FastMU Custom Jewels can add Excellent options, Luck, Skill and sockets or raise the level of eligible equipment. This guide explains what each jewel does, where it is obtained and which jewel level must be used.

Custom Jewels Guide Contents

Overview · Jewel of Excellent · Ancient Excellent · Luck and Skill · Upgrade · Socket

FastMU Custom Jewel Overview

Custom JewelMain FunctionSource
Jewel of ExcellentTransforms compatible non-Excellent equipment or adds Excellent options.Invasions or SHOP-X
Jewel of Ancient ExcellentAdds Excellent options to Ancient and xAngel (Ruud) sets.SHOP-X only
Jewel of Luck / Jewel of SkillAdds Luck or Skill to equipment and wings.Invasions or SHOP-X
Jewel of UpgradeRaises equipment to the level shown on the jewel.Invasions or SHOP-X
Jewel of SocketOpens the corresponding slot on Socket equipment.SHOP-X only

How to Use Jewel of Excellent

Jewel of Excellent Set and Jewel of Excellent Weapon are used on their corresponding equipment types. They can transform compatible non-Excellent equipment into Excellent equipment or add another Excellent option to an item that is already Excellent.

Check the current number of Excellent options → use the jewel matching the next option number → receive the new Excellent option
Current EquipmentJewel to UseResult
Non-Excellent equipmentJewel of Excellent +1The item becomes Excellent and receives its first Excellent option.
Excellent equipment with 2 optionsJewel of Excellent +3The item receives its third Excellent option.
Excellent equipment with 5 optionsJewel of Excellent +6The item receives its sixth and final Excellent option.
Maximum options: Equipment can contain up to six Excellent options. Always match the jewel number to the Excellent option that will be added next.

Jewel of Excellent can be obtained from invasions or purchased through SHOP-X.

Jewel of Ancient Excellent

Jewel of Ancient Excellent is the version used to add Excellent options to Ancient sets and xAngel sets obtained through the Ruud equipment progression.

RequirementInformation
Compatible EquipmentAncient sets and xAngel (Ruud) sets.
FunctionAdds an Excellent option to compatible set equipment.
SourceAvailable only through SHOP-X.
Important: Use Jewel of Ancient Excellent for Ancient or xAngel sets. The regular Jewel of Excellent Set is intended for the regular equipment category.

Jewel of Luck and Jewel of Skill

These jewels add their named option to compatible equipment and wings. They can be obtained through invasions or purchased at SHOP-X.

JewelOption AddedCompatible Items
Jewel of LuckLuckEquipment and wings
Jewel of SkillSkillEquipment and wings

Jewel of Upgrade Levels

Jewel of Upgrade increases an equipment item's level. The available jewels cover equipment levels +10 through +15 and can be obtained through invasions or SHOP-X.

Jewel of UpgradeEquipment Result
+10Raises the equipment to level +10.
+11Raises the equipment to level +11.
+12Raises the equipment to level +12.
+13Raises the equipment to level +13.
+14Raises the equipment to level +14.
+15Raises the equipment to level +15.

How to Open Slots with Jewel of Socket

Jewel of Socket is used to open slots on Socket equipment. There are three versions—+1, +2 and +3—and they are available only through SHOP-X.

JewelRequired Item StateResult
Jewel of Socket +1The first socket is not open.Opens socket slot 1.
Jewel of Socket +2Socket slot 1 is already open.Opens socket slot 2.
Jewel of Socket +3Socket slots 1 and 2 are already open.Opens socket slot 3.
Use sockets in order: If the equipment already has one open slot, use Jewel of Socket +2 and then Jewel of Socket +3 to open the remaining slots.

Custom Jewels Quick Reference

Count the current Excellent options before selecting Jewel of Excellent → use Ancient Excellent for Ancient or xAngel sets → add Luck or Skill to equipment and wings → use Upgrade +10 through +15 for item levels → open Socket slots sequentially with +1, +2 and +3.