Jewels are the foundation of item progression in MU Supreme. This guide explains their configured use, eligible monster levels and confirmed sources.
Drop-rate note: a configured base rate of 1/500 means an average probability for each eligible monster kill, not a guaranteed jewel every 500 kills. Temporary events and server modifiers may affect the observed result.
Jewel of Chaos
- Use: the core ingredient in many Chaos Machine combinations.
- Monster drop: eligible monsters from level 12.
- Configured base rate: approximately 1/500.
Jewel of Bless
- Use: upgrades compatible items from +0 through +6.
- Monster drop: eligible monsters from level 25.
- Configured base rate: approximately 1/500.
Jewel of Soul
- Use: upgrades compatible items from +7 through +9.
- Configured success rate: 100%.
- Monster drop: eligible monsters from level 25.
- Configured base rate: approximately 1/500.
Jewel of Life
- Use: increases the additional option on a compatible item.
- Configured success rate: 50%.
- Monster drop: eligible monsters from level 46.
- Configured base rate: approximately 1/500.
Jewel of Creation
- Use: used for creating fruits and selected crafting systems.
- Monster drop: eligible monsters from level 46.
- Configured base rate: approximately 1/500.
Gemstone
- Use: the material refined into Jewel of Harmony.
- Monster drop: Kanturu 3, from eligible monsters level 69 and above.
- Configured base rate: approximately 1/500.
Jewel of Harmony
- Use: adds a random Harmony option to a compatible item.
- Configured success rate: 50%.
- Maximum target item level: +13.
- Confirmed sources: Gemstone refinement, Custom Drop, Daily Reward, Lucky Wheel, Cash Shop and selected quest rewards.
Jewel of Guardian
- Use: required when adding a 380 option to compatible level-380 items.
- Configured 380 mix rates: 50% or 70%, depending on the mix variant.
- Confirmed source: Lucky Wheel.
- Monster drop: no regular monster-drop entry is configured.
Jewel of Skill
- Use: adds Skill to a compatible item that can receive it.
- Configured success rate: 100%.
- Monster drop: Raklion 1, Raklion 2 and Vulcanus.
- Configured base rate: 1/100,000.
- Additional configured source: Liaman shop.
Jewel of Luck
- Use: adds Luck to a compatible item.
- Configured success rate: 100%.
- Monster drop: Raklion 1, Raklion 2 and Vulcanus.
- Configured base rate: 1/100,000.
- Additional configured source: Liaman shop.
Jewel of Excellent and Jewel of Full Options
- Jewel of Excellent: adds a configured Excellent option to a compatible item, within the server limit.
- Jewel of Full Options: applies the configured Full Options preset to a compatible item.
- Configured success rate: 100% for both jewels.
- Confirmed sources: both jewels are present in the configured Liaman shop; Jewel of Full Options also appears in the Master Reset reward.
- Monster drop: neither jewel has a regular monster-drop entry.
Configuration last reviewed: 24 July 2026. If a temporary event changes a source or rate, the event announcement takes precedence for its duration.
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