Last updated: July 26, 2026

On this page: The Alchemist · Transmutation Skills · Alchemist Gear · Legendary Equipment · Legendary Crafting · Legendary Enhancement · Kardamahal Temple · Swamp of Destruction · Rune Wizard Renewal · Frigid Earring · 7th Guardian · Everything Else · FAQ

MU Online Season 20 – Alchemist, Legendary Gear & Kardamahal

Season 20 (2024–25) added the Alchemist — a magic class who fights by transmuting matter — and the Legendary Temple Guard equipment tier that sits above all mastery gear. Around them came two maps (Kardamahal Underground Temple, Swamp of Destruction), a Rune Wizard renewal, the Frigid Earring, the 7th Guardian Tauros, a rebuilt guild matching UI and max level 1,700. Rebuilt page-by-page from the original patch notes.

The Alchemist

Alchemist Rhea MU Online
The Alchemist — Rhea
Story: in Elbeland a girl named Rhea was born with a genius talent for alchemy. She began studying at eight, and by nine she could transmute matter into gold. Her family and the villagers hid her, knowing what would happen if word spread — but as the gold lifted the village out of poverty she transmuted more and more, and her existence became known.

When word reached Kundun he invaded Elbeland to seize her, and her parents were murdered. Rhea escaped alone with the villagers' help. Carrying the guilt that all of it was her fault, she never transmutes gold again — she studies only combat alchemy, and at just 16 she set out to destroy Kundun.
Basic infoValue
CreationFreely creatable
Start townElbeland — low-level armor from NPC Rhea (29, 236), weapons and skill books from NPC Marce (36, 219)
Base statsHP 110 / MP 80 · STR 15, AGI 20, VIT 23, ENE 25
Class lineAlchemist → Alchemic Magician → Alchemic Master → Alchemic Force → Creator
WeaponsWand (main hand) + Elixir (off hand)
StyleMagic class with high defense and high magic attack; Energy raises magic skill power
Set partyAlchemist + Grow Lancer + Rune Wizard

She also borrows a wide slice of the Dark Wizard kit — Magical Shot, Fireball, Power Wave, Lightning, Meteorite, Ice, Poison, Flame, Hellfire, Teleport, Sudden Ice, Death Poison, Hellburst, Mana Boost, Aqua Splash, Blast, Inferno, Earth Prison and Illusion.

Transmutation Skills

Her four exclusive skills are all Transmutation (연성) abilities, learned from skill books sold in Elbeland:

SkillRequirementEffect
Transmutation: Angel HomunculusEnergy 70Creates two Homunculi that attack for you, damaging multiple targets. No cooldown.
Transmutation: Ignition BomberEnergy 680 · Alchemic MagicianTransmutes stone into an explosion, damaging multiple targets in an area. No cooldown.
Transmutation: Countless WeaponEnergy 1,025 · Ignition Bomber + 10 enhancement points · Alchemic MasterCreates weapons out of thin air and hurls them at multiple targets in an area. No cooldown.
Transmutation: Confusion StoneLevel 380 · Energy 850The party support skill — see below.
Angel Homunculus skill MU Online
Angel Homunculus
Ignition Bomber skill MU Online
Ignition Bomber
Countless Weapon skill MU Online
Countless Weapon
Confusion Stone skill MU Online
Confusion Stone

The Confusion Stone – her signature mechanic

This is what makes the Alchemist a party class. She transmutes a Stone of Confusion that summons one extra monster at a time of whatever spawns on that field, massively raising a party's hunting throughput.

RuleDetail
Duration / cooldown5 minutes duration, 5 minutes cooldown
ExperienceThe EXP of summoned monsters scales with your Transmutation Rate, which is driven by Stamina and cannot exceed 100%
VisibilityThe stone is only visible to your own party
LimitOnly one stone per party — even five Alchemists in one party can only have one
Summoned monstersDrop no zen and no items, and vanish after 1 minute
RestrictionNot usable on some fields

Alchemist Gear

She wields a Wand and an Elixir, both climbing the full mastery ladder from the starter tiers up to Lightning:

Wand tierMagicMagic %Requirements
Blood Angel Wand83–8592%STR 93 / AGI 35 / ENE 300
Soul Wand156–169126%STR 101 / AGI 47 / ENE 452
Silver Heart Wand202–216148%STR 105 / AGI 50 / ENE 462
Apocalypse Wand270–284186%STR 105 / AGI 50 / ENE 462
Lightning Wand291–305199%STR 105 / AGI 50 / ENE 462
Temple Guard Wand (Legendary)357–371262%Lv 1,500 · STR 105 / AGI 50 / ENE 462

Her Elixirs run in parallel — from the Amber Elixir (50–59, 22%) to the Lightning Elixir (289–303, 86%) and the Temple Guard Elixir (355–369, 149%).

Alchemist armor

Her early gear runs Spirit → Holy Spirit → Red Spirit → Radiant, then joins the mastery ladder at Blood Angel:

Alchemist Spirit armor MU Online
Spirit set — defense 20 / 25 / 21 / 13 / 17
Alchemist Holy Spirit armor MU Online
Holy Spirit set — defense 27 / 35 / 31 / 22 / 24
Alchemist Red Spirit armor MU Online
Red Spirit set — defense 32 / 42 / 35 / 26 / 30
Alchemist Radiant armor MU Online
Radiant set — defense 40 / 51 / 44 / 33 / 36
Alchemist Blood Angel armor MU Online
Blood Angel Excellent (Lv 400) — defense 100 / 109 / 105 / 91 / 96

Two special 4-piece Radiant sets sit between them:

Heanir's Radiant set MU Online
Heanir's Radiant — double damage 5%, defense +60, energy +20, crit & excellent rate +15%
Kirke's Radiant set MU Online
Kirke's Radiant — magic +10%, double damage 10%, crit & excellent rate +15%, ignore defense 5%
Blood Angel Alchemist set MU Online
Blood Angel Set — skill attack +25, energy +50, magic +50, all stats +10, ignore defense 5%

Alchemist mastery sets

From Dark Angel up she follows the full mastery chain. Each tier comes as a 5-piece Excellent version and a 4-piece Set version with mastery options and a rising Triple Damage Rate:

Mastery setRenderSet defense (helm/armor/pants/gloves)Triple damage
Dark AngelDark Angel Alchemist set MU Online134 / 147 / 137 / 125
Holy AngelHoly Angel Alchemist set MU Online187 / 203 / 195 / 181
SoulSoul Alchemist set MU Online242 / 253 / 246 / 2302%
Blue EyeBlue Eye Alchemist set MU Online287 / 304 / 292 / 2784%
Silver HeartSilver Heart Alchemist set MU Online337 / 351 / 340 / 3296%
ManticoreManticore Alchemist set MU Online386 / 401 / 391 / 3788%
BrilliantBrilliant Alchemist set MU Online438 / 442 / 439 / 43110%
ApocalypseApocalypse Alchemist set MU Online488 / 492 / 489 / 48612%
LightningLightning Alchemist set MU Online542 / 546 / 544 / 53614%

All mastery pieces share the same requirements: helm STR 177 / AGI 109 / ENE 790, armor STR 198 / AGI 114 / ENE 804, pants STR 188 / AGI 109 / ENE 776, gloves STR 130 / AGI 93 / ENE 755.

Alchemist 3rd wing MU Online
3rd — Wings of Tiger's Eye
Alchemist 4th wing MU Online
4th — Wings of Purity
Alchemist 5th wing MU Online
5th — Wings of Insight
WingRequirementStats
Wings of Tiger's Eye (3rd)Lv 400, 3rd classDEF 45 · Damage increase 39% · Damage absorb 39%
Wings of Purity (4th)Lv 800, 4th classMagic 100 · DEF 140 · Damage increase 55% · Damage absorb 43%
Wings of Insight (5th)Lv 1,200, 5th classMagic 300 · DEF 900 · Damage increase 55% · Damage absorb 43%

The Pure Wings of Insight Core Alchemist wing core MU Online fits both the Wings of Insight and the Wings of Inevitability, granting +50 wing attack/magic/curse power at +0.

Her armor runs Spirit → Holy Spirit → Red Spirit → Radiant early, then the full mastery chain from Blood Angel (Lv400, defense 100–109) up to Lightning (defense 526–530), in both Excellent (5-piece) and Set (4-piece) versions. The Set versions add mastery options and a Triple Damage Rate that climbs from 2% (Soul) to 14% (Lightning).

Legendary Equipment – Temple Guard

The biggest system in Season 20. Legendary gear — the Temple Guard line, prefixed "of the Sanctuary" when crafted — sits above 10th mastery gear and requires the 5th class change and level 1,500.

Legendary weaponClassDamage / MagicSpdRequirements
Temple Guard Sword MU Online Temple Guard SwordDark Knight946–96140STR 1,006 / AGI 327
Temple Guard Faith Sword MU Online Temple Guard Faith SwordDark Knight (Faith)946–96140STR 52 / AGI 327 / ENE 936
Temple Guard Wizard Staff MU Online Temple Guard Wizard StaffDark Wizard339–347 · magic 260%30STR 308 / AGI 106
Temple Guard Magic Staff MU Online Temple Guard Magic StaffMagic Gladiator339–347 · magic 260%30STR 308 / AGI 106
Temple Guard White Wizard Staff MU Online Temple Guard White Wizard StaffWhite Wizard339–347 · magic 260%30STR 308 / AGI 106
Temple Guard Bow MU Online Temple Guard BowElf1,432–1,47555STR 206 / AGI 1,204
Temple Guard Quiver MU Online Temple Guard QuiverElf844–86360STR 199 / AGI 1,190
Temple Guard Magic Sword MU Online Temple Guard Magic SwordMagic Gladiator946–956 · magic 110%45STR 743 / AGI 458 / ENE 164
Temple Guard Magic 2H Sword MU Online Temple Guard Magic 2H SwordMagic Gladiator1,290–1,340 · magic 110%45STR 743 / AGI 458 / ENE 164
Temple Guard Scepter MU Online Temple Guard ScepterDark Lord1,067–1,09140STR 710 / AGI 166
Temple Guard Stick MU Online Temple Guard StickSummoner317–343 · magic 239%30STR 278 / AGI 112
Temple Guard Grimoire MU Online Temple Guard GrimoireSummonercurse 230%50AGI 206 / ENE 760
Temple Guard Claw MU Online Temple Guard ClawRage Fighter852–87235STR 595 / AGI 199
Temple Guard Lance MU Online Temple Guard LanceGrow Lancer680–70740STR 448 / AGI 320
Temple Guard Rune Mace MU Online Temple Guard Rune MaceRune Wizard283–300 · magic 234%50STR 294 / AGI 113 / ENE 1,108
Temple Guard Short Sword MU Online Temple Guard Short SwordSlayer913–1,00445STR 341 / AGI 1,081
Temple Guard Magic Gun MU Online Temple Guard Magic GunGun Crusher458–472 · magic 221%50STR 379 / AGI 322 / ENE 852
Temple Guard Blade MU Online Temple Guard BladeIllusion Knight946–97845STR 362 / AGI 1,102
Temple Guard Magic Book MU Online Temple Guard Magic BookWhite Wizardmagic 225–235 · 148%30AGI 192 / ENE 494
Temple Guard OrbMagemagic 329–343 · 262%30STR 171 / AGI 87 / ENE 474
Temple Guard WandAlchemistmagic 357–371 · 262%35STR 105 / AGI 50 / ENE 462
Temple Guard ElixirAlchemistmagic 355–369 · 149%30AGI 120 / ENE 354

Excellent options on Legendary weapons: a fixed +10% excellent damage rate, plus 1–2 random from attack/magic speed +7, life or mana on kill, +3.4 attack per 20 levels, or a flat +97 attack. Legendary set weapons also gained Attack Success Rate as a base stat that rises with enhancement.

Legendary shieldClassDefenseDef rateSpecial
Temple Guard ShieldDark Knight119197
Temple Guard Fairy ShieldElf144195Elemental defense enhancement 52%
Temple Guard Lord ShieldDark Lord152200
Temple Guard Lancer ShieldGrow Lancer151198Obsidian effect +315
Temple Guard Rune Wizard ShieldRune Wizard144195Magic 149%

Legendary armor comes as a 4-piece set per class at level 1,500:

SetRender
Temple Guard Knight (Dark Knight)Temple Guard Knight set MU Online
Temple Guard Knight (Faith)Temple Guard Faith Knight set MU Online
Temple Guard Wizard (Dark Wizard)Temple Guard Wizard set MU Online
Temple Guard Elf (Agility)Temple Guard Elf set MU Online
Temple Guard Elf (Energy)Temple Guard Energy Elf set MU Online
Temple Guard Magic (Knight-type MG)Temple Guard Magic set MU Online
Temple Guard Magic (Wizard-type MG)Temple Guard Magic Wizard set MU Online
Temple Guard Lord (Dark Lord)Temple Guard Lord set MU Online
Temple Guard SummonerTemple Guard Summoner set MU Online
Temple Guard Fighter (Rage Fighter)Temple Guard Fighter set MU Online
Temple Guard Lancer (Grow Lancer)Temple Guard Lancer set MU Online
Temple Guard Rune WizardTemple Guard Rune Wizard set MU Online
Temple Guard SlayerTemple Guard Slayer set MU Online
Temple Guard Gun CrusherTemple Guard Gun Crusher set MU Online
Temple Guard White WizardTemple Guard White Wizard set MU Online
Temple Guard MageTemple Guard Mage set MU Online
Temple Guard Illusion KnightTemple Guard Illusion Knight set MU Online

The standard set options are: 2-set mastery skill attack + main stat; 3-set double damage +18% + mastery attack or magic; 4-set mastery critical and excellent damage, ignore enemy defense +9%, crit and excellent rate +20%, triple damage +16%, mastery max HP, damage reduction and mastery ability-skill attack.

Legendary Full-Set bonus (4 armor pieces + the matching weapon set)
Extra Critical Rate +5% · Extra Excellent Rate +5% · Extra Double Damage Rate +3% · Extra Additional Damage Rate +4%

How to craft Legendary gear

Temple Guard crafting materials MU Online
The Temple Guard Anvils and Soul
ItemBase materialSpecial materialJewelsZenRate
Weapon / shield+15, 16-option 10th Mastery Excellent weapon or shieldTemple Guard Anvil — Priest James, 150,000 RuudBless ×30, Soul ×30, Creation ×1, Chaos ×1500,000,000100%
Armor+15, 16-option 10th Mastery Set armorTemple Guard Soul — Priest James, 75,000 RuudBless ×30, Soul ×30, Creation ×1, Chaos ×1200,000,000100%

Swords and staffs need a dedicated Anvil variant — Rage (Sword), Faith (Faith Sword), Wizard, Magic and White Wizard (the three staffs). The Legendary item you get always matches the type of the base item you used.

OptionWhat happens on craft
Fixed & random optionsMaintained
Stat optionGenerated by chance (weapons and shields roll All Stats +7 or +15)
Luck optionMaintained, but reworked — now enhancement success rate +10% and critical damage rate +5%
Bonus optionsGenerated by chance — weapons roll All Stats or Nuke/Bolt/Wide attack; shields and armor roll Defense or Extra Defense (3 value tiers each)
Additional (Jewel of Life) optionDeleted — Legendary gear cannot roll Life options
Harmony optionDeleted

Legendary Enhancement – Levels and Stages

Legendary enhancement stages MU Online
Levels 0–15, each with stages 1–5

Legendary set equipment uses a two-axis system unlike anything before it:

AxisRangeWhat it does
Enhancement Level0–15Raises the item's base stats, as with normal gear
Enhancement Stage1–5 within every levelAn extra effect that varies by item — e.g. attack power on the Temple Guard Sword, magic power on the Staff
AttemptConditionOn successOn failure
Stage upItem is at stage 1–4Stage +1Stage −1 (never below stage 1)
Level upItem is at level ≤14 and stage 5Level +1, resets to stage 1Level kept, resets to stage 1

So you climb stage 1 → 5, then push for a level, which drops you back to stage 1 at the higher level.

PathMaterialsZenRate
Equipment EnhancementTemple Guard Enhancement Stone ×12 + Bless ×1, Soul ×1, Life ×210,000,00050%
Elite Equipment EnhancementShining Temple Guard Enhancement Stone ×1210,000,00060%

Every level and stage uses the same rate and same materials. Legendary set gear is never destroyed on failure, so a Chaos Combination Charm isn't used — but a Charm of Luck can be added. Temple Guard Enhancement Stones drop in the Kardamahal Underground Temple; the Shining version is a cash-shop item.

Set Defense option (all armor slots the same item)Lv 10Lv 11Lv 12Lv 13Lv 14Lv 15
Flat defense increase350400450500550600

This changed from a percentage to a flat value, and is set by the lowest enhancement level among your worn pieces.

Kardamahal Underground Temple

Kardamahal Underground Temple map MU Online

Lore: Etramu Renos, the great mage of ancient Arca, gave his life to seal Kundun. Muren Rexmillon, emperor of the unified MU Empire, honoured him by building the Kardamahal Underground Temple in the southern Kalutan caves from the relics Etramu left behind. When Kundun learned those relics held the power of Extra, he summoned demons and seized the temple — they destroyed it and turned even its flowing water red. The heroes of MU came to take it back.

MapEntryEnter LvPenalty Lv
Kardamahal Underground TempleMove command (50,000 zen) or the portal at Kalutan 1 (210, 18)1,5001,550
Devil Sword monster MU Online
Devil Sword
Devil Scythe monster MU Online
Devil Scythe
Devil Sorcerer monster MU Online
Devil Sorcerer
MonsterLevelBehaviour
Devil Sword950Swings a one-handed sword, hitting up to 2 characters in melee
Devil Scythe950Sweeps a death scythe 360°, hitting up to 4 nearby characters
Devil Sorcerer950Wide spirit attack on up to 5 characters, draining their AG and MP

It drops the Temple Guard Enhancement Stone (the key Legendary material), Excellent Temple Guard armor and Lightning Chaos-combine talisman fragments.

Kardamahal elite zone

Devil Sword Elite MU Online
Devil Sword (Elite)
Devil Scythe Elite MU Online
Devil Scythe (Elite)
Devil Sorcerer Elite MU Online
Devil Sorcerer (Elite)

All three elites are level 960 and behave like their normal versions, but carry Elite Debuff options and Elite Skills — taking any damage from one applies an elite debuff at 100% chance. They share boss-type immunities, and the debuffs can only be reduced with your Guardian's elite resistance option.

AttributeEntranceDebuff it applies
Fire26, 48Bleeding + attack power decrease
Water216, 60Deadly poison + attack power decrease
Earth46, 126Bleeding + attack speed decrease
Wind236, 132Deadly poison + defense decrease
Dark237, 198Bleeding + defense decrease
Elite dropWhat it's for
Elite Option Change FragmentCollect 50 to create an Elite Option Change Stone — re-rolls a Guardian's elite option
Sealed Armor FragmentCollect 50 for one Scratched Blood Angel piece, which crafts +13 Blood Angel armor without needing a Soul of Blood Angel
Elite Guardian Enhancement StoneRequired to enhance Guardians at +11 and above
Golden Emblem & Garuda's Flame4th wing / cape crafting materials
Uriel's Feather5th wing relic material
Jewel of HarmonyGrants a fixed option to items at +9 or higher

Swamp of Destruction

Swamp of Destruction map MU Online

Lore: explorers surveying the Swamp of Calmness found statues, a plaza, an altar and a graveyard across its islands — traces of a civilisation with no people left. They rebuilt and activated the shattered magic circle, and instead of the calm light they expected an ominous purple pillar rose. Stepping through, they arrived on a vast dark island where the same monsters waited — but crackling with sparks. The truth: monsters had once migrated from this island to the Swamp of Calmness, weakening with distance. Here, at the source, they are still strong enough to destroy everything.

MapEntryEnter LvPenalty Lv
Swamp of DestructionMove command (50,000 zen) or the portal at the Swamp of Calmness safe zone (131, 117)1,5501,600
Shadow Master of Destruction monster MU Online
Shadow Master — Nuke
Napin of Destruction monster MU Online
Napin — Bolt
Sapi Queen of Destruction monster MU Online
Sapi Queen — Wide
MonsterLevelExtra typeBehaviour
Shadow Master of Destruction1,000NukeSwings a huge axe at melee range
Napin of Destruction1,000BoltSlams the ground for a shockwave hitting up to 3 characters
Sapi Queen of Destruction1,000WideWood-whip arms hitting up to 5 characters, draining AG and MP

These monsters are the first to carry Extra types matching the Nuke/Bolt/Wide system. The map drops Excellent Socket Necklaces, Temple Guard Enhancement Stones and Excellent Temple Guard armor.

Swamp of Destruction elite zone

Shadow Master Elite MU Online
Shadow Master (Elite) — Nuke
Napin Elite MU Online
Napin (Elite) — Bolt
Sapi Queen Elite MU Online
Sapi Queen (Elite) — Wide

All three are level 1,010 and keep their Extra types. The elite Sapi Queen still drains AG and MP from everyone it hits. Same rules as every elite zone — a 100% debuff on any hit, boss immunities, and Guardian elite resistance as the only counter.

AttributeEntranceDebuff it applies
Fire42, 17Bleeding + attack power decrease
Water227, 121Deadly poison + attack power decrease
Earth24, 211Bleeding + attack speed decrease
Wind206, 16Deadly poison + defense decrease
Dark201, 218Bleeding + defense decrease

Its elite drops are the same list as Kardamahal. Note that when a new elite zone opens the previous one closes — the Twisted Kalutan elite zone was removed when Kardamahal's opened, and Kardamahal's was removed when the Swamp's opened; normal monsters spawn there instead.

Rune Wizard Renewal

Runic Spear skill MU Online
Runic Spear
Rune Phrase skill MU Online
Rune Phrase

The Rune Wizard gained a Magic Power stat, and his Rune Mace weapons had their attack power option converted to magic power — the Temple Guard Rune Mace now reaches 338–356 magic at 267%.

New skillRequirementEffect
Runic Spear2nd class · Energy 600 · drops from monstersRotates rune characters into explosive energy, damaging the target and everything around it
Rune Phrase3rd class · Energy 1,180 · Plasma Ball + Mastery 10P · James (Ruud shop)Fires explosive rune characters through a magic orb at multiple targets. Every 3 casts a Special Phrase may trigger, applying −30% defense (bosses immune)
Saturation Rune Phrase5th class ability cards (HP / MP / AG)Adds splash damage
ChangeBeforeAfter
Magic Arrow requirementEnergy 142Energy 60
Plasma Ball requirementEnergy 600, Rune Spell MasterEnergy 300, Rune Wizard
Lightning Storm requirementEnergy 1,180 · Plasma Ball Mastery 10PEnergy 1,080 · Magic Arrow Enhancement 10P
Burst / Haste duration15s (cooldown 60s)70s (cooldown 120s)
Haste attack speed+15+25

He also received a full ladder of Rune Wizard Shields from Blood Angel (Lv400) to Lightning (Lv1,500) and the Temple Guard Rune Wizard Shield Temple Guard Rune Wizard Shield MU Online at Lv1,500 with 144 defense and 149% magic.

8th Mastery Earring – Frigid Earring

Frigid Earring right MU Online
Frigid Earring (Right) — Lv 1,050
Frigid Earring left MU Online
Frigid Earring (Left) — Lv 1,000
EarringReq levelATK / Magic / CurseElemental defense
Frigid Earring (Right)1,050502–505490
Frigid Earring (Left)1,000462–465432
SideRandom options (1–3)
RightMax Mana +1,000 · Excellent damage rate +11% · Critical damage rate +11% · AG auto-recovery +10 · Attack speed +7
LeftMax HP +1,000 · Skill attack power +31 · Mastery attack/magic +145 · Mastery excellent damage +245 · Mastery critical damage +245

Set bonus (both worn): ignore enemy defense 8%, all stats +11, mastery damage +100.

How to craft it

Frigid Crafting Mold MU Online
Frigid Crafting Mold — 25,000 Ruud
Base: a Verdant Earring (7th mastery) at +11 to +15.
Material: Frigid Crafting Mold — Priest James, Elbeland (32, 239), 25,000 Ruud.
Jewels: Bless ×20, Soul ×20, Chaos ×1, Creation ×1.
Where: the Chaos Goblin. Left makes left, right makes right; options re-roll (1–3).
Verdant Earring level+11+12+13+14+15
Success rate60%70%80%90%100%

7th Guardian – Tauros

Guardian Tauros MU Online
Tauros — Lv 1,400
Guardian Tauros rare MU Online
Tauros (Rare) — Lv 1,400
OptionsValues
BaseMovement speed increase · Attack speed +7 · Defense +414
General (1–3)Elemental attack +369 · Elemental defense +369 · Defense +7.0 per 20 levels · Attack/Magic/Curse +7.0 per 20 levels
Elite resistanceOne of five attribute types, as with earlier Guardians
Seal of Tauros MU Online
Seal of Tauros — 50,000 Ruud
How to get it: upgrade-combine a +11 or higher 6th Guardian (Leviathan) at the Lorencia Tamer (122, 110) with a Seal of Tauros (Priest James, Elbeland 32/239, 50,000 Ruud) plus Bless ×20, Soul ×20, Chaos ×1, Creation ×1.

100% at +15, then 90 / 80 / 70% and 60% at +11. Failure destroys the materials and drops the base Guardian to +0; success re-rolls its general and elite-resist options, with a low chance of the Rare version.

Everything Else in Season 20

Max level rose 1,650 → 1,700, and both the Lv 1,600 and Lv 1,650 season rewards could be claimed before the next season — each giving a Muun with ×20 base ability for 30 days:

Dark Lord Muun MU Online
Dark Lord — Lv 1,600 reward
Alchemist Muun MU Online
Alchemist — Lv 1,650 reward
MuunFromBase ability
Dark LordReach Lv 1,600Elemental defense +10
AlchemistReach Lv 1,650Skill attack power +15
UpdateDetails
Guild matching UIRebuilt recruitment screen with a free-text Guild Introduction (100 chars), direct level input, a join-approval section with O/X buttons, guild mark and average level in the tooltip, and the whole guild window merged into a Guild Info tab (hotkey G)
Combination UIInserting the main material now auto-registers sub-materials; new Mastery Craft and Legendary Craft menus
Unis Blessing buff MU Online Unis's BlessingNew buff for 5th-class characters — +50% EXP, stacking with the Seal of Ascension, from the Goblin Point Shop
Experience Recovery Potion MU Online EXP recoverySee the dedicated section below
Event tickets unifiedBlood Castle, Devil Square and Illusion Temple tickets no longer have +1–7 grades — one ticket each, combined at 85%
Entry rules easedChaos Castle now allows mounts, transformation rings and parties; Illusion Temple allows mounts; Labyrinth of Dimensions allows parties (10 entries/day)

Death penalty & EXP recovery

Experience Recovery Potion MU Online
Experience Recovery Potion
Season 20 added the Experience Recovery Potion — it restores experience lost to a death penalty. Stacks to 255 and is sold as a paid in-game-shop item.

When you take a death penalty an EXP Recovery icon appears at the top-left of the screen; click it to open the recovery window and pick the entry you want to restore.
RuleDetail
Who can recoverOnly non-outlaw characters — outlaws cannot use it
Time limit24 hours from the moment the death penalty occurred
CostPotions consumed scale with your character level and the amount of EXP lost
Stored entriesUp to 10 — the oldest is deleted when you exceed it
MU REDOne free recovery per day, no potion consumed
CautionIf recovered EXP would exceed what you need for the next level, only that amount is restored. Using Character Transfer, Server Transfer or Name Change deletes all recovery entries

The death penalty itself was also cut for normal characters — from 3% to 1% at levels 11–150 and 2% to 1% at 151–220. Outlaw penalties are unchanged (5% / 10% / 20% by stage).

Continue Reading

GuideWhy it helps
Season 19 guideThe 5th class change and Ability Cards, right before.
Classes overviewThe Alchemist among all classes.
Wings guideThe full wing ladder including 5th wings.
Earrings guideThe full mastery earring ladder.

FAQ

Where can I play Season 20?
Browse the Season 20 private servers listed — the Alchemist and Legendary gear carry into every later version.

Is the Alchemist good?
She's the strongest party class in the game — the Confusion Stone adds a whole extra monster to every pull, and her transmutation skills are all multi-target. High defense for a caster, and Energy scales her damage while Stamina scales her Transmutation Rate.

Should I chase Legendary gear?
It's the endgame, but the entry cost is steep: a +15 16-option 10th mastery item plus 150,000 Ruud and 500 million zen per weapon. The upside is that the craft is 100% and enhancement never destroys the item.

What's the fastest way to level Legendary gear?
Farm Temple Guard Enhancement Stones in the Kardamahal Underground Temple — you need 12 per attempt at 50%. The Shining version from the cash shop raises that to 60%. Always climb to stage 5 before attempting a level.