MU Online Monster List

Browse the complete MU Online monster database — 506 monsters with full stats, elemental resistances, spawn locations, drop tables, and boss respawn timers. Use the search and filters below, click any map badge to see every monster in that zone, or jump to the Boss Monsters, Monsters by Map, or Farming Guide sections.

All MU Online Monsters — Complete Stats Database

506 monsters
NameID ▲LevelHPDamageDefenseMapRegen
Golden NapinGOLDENBOSS50011277 0001441–2017585Swamp of Calmness10s
Great Golden DragonBOSS50114295 0001917–2301660KanturuRaklion10s
Golden RabbitGOLDENBOSS502403000130–13560Elbeland10s
Bloody Orc549114117 000675–710420Aida8s
Bloody Death Rider55011588 000795–830460AidaTormented Square10s
Bloody Golem551117129 700715–750470Aida10s
Bloody Witch Queen55212085 700835–870480AidaTormented Square10s
Berserker Warrior553123184 370915–990543KanturuTormented Square10s
Kentauros Warrior554126198 500970–1005570KanturuTormented Square10s
Gigantis Warrior555128203 0001046–1181630KanturuTormented Square10s
Genocider Warrior556129218 5001240–1375715Kanturu10s
Sapi Queen557131218 0001441–2017670Swamp of Calmness8s
Ice Napin558135230 0001585–2060730Swamp of Calmness8s
Shadow Master559137242 0001743–2092700Swamp of Calmness8s
Sapi Queen560141358 0001917–2301740Swamp of Calmness8s
MedusaBOSS5611757 800 0007040–78001450Swamp of Calmness10s
Dark Mammoth562140237 0001741–2317785Raklion10s
Dark Giant563143254 0001885–2360820Raklion10s
Dark Coolutin564145248 0002043–2392850Raklion10s
Dark Iron Knight565148265 0002217–2601860Raklion10s
Venomous Chain Scorpion5699950 000555–590445KarutanTormented Square10s
Bone Scorpion57010360 000595–635485KarutanTormented Square10s
Orcus57110565 000618–655518KarutanTormented Square10s
Gollock57210872 000685–735545KarutanTormented Square10s
Crypta57311178 000705–755560KarutanTormented Square10s
Crypos57411483 000720–770575KarutanTormented Square10s
Condra57511790 000735–790610KarutanTormented Square10s
Narcondra57612096 000750–815640KarutanTormented Square10s
Devil Fairy5868829 000408–443315Acheron10s
Elemental Beast5879132 000435–465340Acheron10s
Elemental Knight5889333 000455–510370Acheron10s
Ubaid Devilfairy5899935 000520–555395Acheron10s
Ubaid Elemental Beast59010137 500540–575430Acheron10s
Ubaid Elemental Knight59110338 500570–600455Acheron10s
UndineBOSS59211311 100600–635515Acheron1h
SalamanderBOSS59311310 000620–655495Acheron1h
SylphidBOSS5941139500635–675475Acheron1h
GnomeBOSS59511312 000590–635545Acheron1h
HellraiserBOSS5961139000600–630475Acheron1h
Debenter Devil Fairy60810557 000590–620480Acheron10s
Debenter Elemental Beast60910763 000610–640500Acheron10s
Debenter Elemental Knight61010970 000630–660520Acheron10s
SellihodenBOSS61111912 210630–666540Acheron1h
UkanvaBOSS61211911 000651–687519Acheron1h
SillaBOSS61311910 450666–708498Acheron1h
NormusBOSS61411913 200619–666572Acheron1h
MuffBOSS61511910 800630–661498Acheron1h
Golden GoblinGOLDENBOSS652100120 000100–200200AcheronAida+41h
Golden TitanGOLDENBOSS653110400 000300–400300Tormented Square0s
Golden TantalosGOLDENBOSS654115800 000400–500400Tormented Square0s

Boss Monsters — Respawn Timers & Strategies

MU Online's boss monsters are high-HP world encounters with long respawn timers and valuable drop tables. Below are the 65 bosses in the current database, sorted by level — each with its respawn timer, recommended approach, and notable drops.

Golden Budge DragonLv 15
HP 2200Respawn 10mMap: Tormented Square

Recommended Level & Party

Recommended character level 17+. Can be soloed by a geared character.

Notable Drops

Box of Luck

Golden GoblinLv 20
HP 3100Respawn 10mMap: Noria

Recommended Level & Party

Recommended character level 22+. Can be soloed by a geared character.

Notable Drops

Box of Kundun +1

Golden RabbitLv 40
HP 3000Respawn 10sMap: Elbeland

Recommended Level & Party

Recommended character level 44+. Can be soloed by a geared character.

Notable Drops

Box of Kundun +1

Golden SoldierLv 46
HP 3500Respawn 20sMap: Devias

Recommended Level & Party

Recommended character level 51+. Can be soloed by a geared character.

Notable Drops

Box of Kundun +1

Ice QueenLv 52
HP 4000Respawn 24hMap: Devias

Recommended Level & Party

Recommended character level 57+. Can be soloed by a geared character.

Notable Drops

Double Axe, Tomahawk, Morning Star, Flail, Golden Crossbow, Elven Bow…

Illusion of Kundun 1Lv 52
HP 3000Respawn 3hMap: Kalima

Recommended Level & Party

Recommended character level 57+. Can be soloed by a geared character.

Notable Drops

Double Blade, Pad Armor, Leather Armor, Vine Armor, Robust Helmet, Robust Boots…

Golden TitanLv 53
HP 8000Respawn 20sMap: Devias

Recommended Level & Party

Recommended character level 58+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Box of Kundun +1

GorgonLv 55
HP 6000Respawn 24hMap: Dungeon

Recommended Level & Party

Recommended character level 61+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Elven Axe, Battle Axe, Light Crossbow, Serpent Sword, Sword of Salamander, Blade…

DragonLv 60
HP 15 000Respawn 2mMap: Tormented Square

Recommended Level & Party

Recommended character level 66+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Legendary Sword, Double Blade, Nikea Axe, Larkan Axe, Great Hammer, Berdysh…

Golden Dark KnightLv 60
HP 5000Respawn 10sMap: Dungeon

Recommended Level & Party

Recommended character level 66+. Can be soloed by a geared character.

Notable Drops

Box of Kundun +1

Golden VeparLv 61
HP 6300Respawn 8sMap: Atlans

Recommended Level & Party

Recommended character level 67+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Box of Kundun +2

Illusion of Kundun 2Lv 65
HP 6000Respawn 3hMap: Kalima

Recommended Level & Party

Recommended character level 72+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Scale Helm, Scale Armor, Scale Gloves, Scale Pants, Scale Boots, Violent Wind Helm…

BalrogLv 66
HP 9000Respawn 24hMap: Lost Tower

Recommended Level & Party

Recommended character level 73+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Nikea Axe, Larkan Axe, Great Hammer, Tiger Bow, Serpent Crossbow, Silver Bow…

Golden DevilLv 72
HP 10 000Respawn 10sMap: Lost Tower

Recommended Level & Party

Recommended character level 79+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Box of Kundun +2

HydraLv 74
HP 19 000Respawn 24hMap: Atlans

Recommended Level & Party

Recommended character level 81+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Crescent Axe, Crystal Morning Star, Bluewing Crossbow, Aquagold Crossbow, Giant Sword, Heliacal Sword…

Golden WheelLv 77
HP 15 000Respawn 1mMap: Tarkan

Recommended Level & Party

Recommended character level 85+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Box of Kundun +3

Golden DerkonLv 80
HP 23 000Respawn 5sMap: Devias

Recommended Level & Party

Recommended character level 88+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +1 – Box of Kundun +3

Illusion of Kundun 3Lv 81
HP 14 000Respawn 3hMap: Kalima

Recommended Level & Party

Recommended character level 89+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Spirit Helm, Spirit Gloves, Spirit Pants, Spirit Boots, Plate Helm, Plate Armor…

Golden Lizard KingLv 83
HP 25 000Respawn 15sMap: Atlans

Recommended Level & Party

Recommended character level 91+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +2

Golden Stone GolemLv 84
HP 25 000Respawn 20sMap: Aida

Recommended Level & Party

Recommended character level 92+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +3

Death KingLv 88
HP 30 000Respawn 24hMap: Lorencia

Recommended Level & Party

Recommended character level 97+. A full party is strongly advised for this high-HP boss.

Notable Drops

Elemental Mace, Saint Crossbow, Celestial Bow, Sword of Destruction, Dark Breaker, Thunder Blade…

ZaikanLv 90
HP 34 000Respawn 24hMap: Tarkan

Recommended Level & Party

Recommended character level 99+. A full party is strongly advised for this high-HP boss.

Notable Drops

Great Reign Crossbow, Albatross Bow, Dragon Soul Staff, Staff of Kundun, Shining Scepter, Sword Dancer…

Golden TantalosLv 90
HP 30 000Respawn 1mMap: Tarkan

Recommended Level & Party

Recommended character level 99+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +3

Power ChickenLv 90
HP 10 000Respawn 10sMap: Lorencia

Recommended Level & Party

Recommended character level 99+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Jewel of Chaos, Jewel of Bless, Jewel of Soul, Jewel of Life, Jewel of Creation, Jewel of Guardian…

Golden CrustLv 92
HP 34 500Respawn 10sMap: Icarus

Recommended Level & Party

Recommended character level 101+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +3

Illusion of Kundun 4Lv 100
HP 50 000Respawn 3hMap: Kalima

Recommended Level & Party

Recommended character level 110+. A full party is strongly advised for this high-HP boss.

Notable Drops

Eclipse Helm, Eclipse Armor, Eclipse Gloves, Eclipse Pants, Eclipse Boots, Iris Helm…

Golden GoblinLv 100
HP 120 000Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 110+. A full party is strongly advised for this high-HP boss.

Notable Drops

Titan's Anger, Jewel of Bless, Jewel of Soul, Jewel of Life, Jewel of Chaos, Jewel of Creation…

Golden SatyrosLv 108
HP 95 000Respawn 3mMap: Kanturu

Recommended Level & Party

Recommended character level 119+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +4

Golden TitanLv 110
HP 400 000Respawn 0sMap: Tormented Square

Recommended Level & Party

Recommended character level 121+. A full party is strongly advised for this high-HP boss.

Notable Drops

Tantalose's Punishment, Jewel of Bless, Jewel of Soul, Jewel of Life, Jewel of Chaos, Jewel of Creation…

Golden NapinLv 112
HP 77 000Respawn 10sMap: Swamp of Calmness

Recommended Level & Party

Recommended character level 123+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +5

UndineLv 113
HP 11 100Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 124+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Mithril, Spirit Powder, Iron Shield of the Magic

SalamanderLv 113
HP 10 000Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 124+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Mithril, Spirit Powder, Brave Hero Elixir

SylphidLv 113
HP 9500Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 124+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Mithril, Spirit Powder, Merciless Gladiator's Dagger

GnomeLv 113
HP 12 000Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 124+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Mithril, Spirit Powder, Iron Shield of the Magic

HellraiserLv 113
HP 9000Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 124+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Mithril, Spirit Powder, Thoughtful Sage's Jewel, Brave Hero Elixir

Golden TantalosLv 115
HP 800 000Respawn 0sMap: Tormented Square

Recommended Level & Party

Recommended character level 127+. A full party is strongly advised for this high-HP boss.

Notable Drops

Jewel of Bless, Jewel of Soul, Jewel of Life, Jewel of Chaos, Jewel of Creation, Jewel of Harmony…

Illusion of Kundun 5Lv 117
HP 100 000Respawn 3hMap: Kalima

Recommended Level & Party

Recommended character level 129+. A full party is strongly advised for this high-HP boss.

Notable Drops

Necklace of Agony, Solid Symbol, Elemental Mace, Saint Crossbow, Celestial Bow, Sword of Destruction…

SellihodenLv 119
HP 12 210Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 131+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Kundun's Madness Blade, Kundun's Magic Spell Scroll, Empire Guardians' Stronghold, Ancient Icarus Scroll

UkanvaLv 119
HP 11 000Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 131+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Kundun's Madness Blade, Kundun's Magic Spell Scroll, Empire Guardians' Stronghold, Ancient Icarus Scroll

SillaLv 119
HP 10 450Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 131+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Kundun's Madness Blade, Kundun's Magic Spell Scroll, Empire Guardians' Stronghold, Ancient Icarus Scroll

NormusLv 119
HP 13 200Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 131+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Kundun's Madness Blade, Kundun's Magic Spell Scroll, Empire Guardians' Stronghold, Ancient Icarus Scroll

MuffLv 119
HP 10 800Respawn 1hMap: Acheron

Recommended Level & Party

Recommended character level 131+. A small party or a well-geared solo character can handle this boss.

Notable Drops

Kundun's Madness Blade, Kundun's Magic Spell Scroll, Empire Guardians' Stronghold, Ancient Icarus Scroll

Golden ErohimLv 120
HP 1 200 000Respawn 0sMap: Tormented Square

Recommended Level & Party

Recommended character level 132+. A full party is strongly advised for this high-HP boss.

Notable Drops

Jewel of Bless, Jewel of Soul, Jewel of Life, Jewel of Chaos, Jewel of Creation, Jewel of Harmony…

Golden Hell MaineLv 125
HP 3 000 000Respawn 0s

Recommended Level & Party

Recommended character level 138+. A full party is strongly advised for this high-HP boss.

Notable Drops

Jewel of Bless, Jewel of Soul, Jewel of Life, Jewel of Chaos, Jewel of Creation, Jewel of Harmony…

ErohimLv 128
HP 3 000 000Respawn 12hMap: Land of Trials

Recommended Level & Party

Recommended character level 141+. A full party is strongly advised for this high-HP boss.

Notable Drops

Sword of Destruction, Great Scepter, Dragon Spear, Saint Crossbow, Celestial Bow, Dragon Soul Staff…

Golden Twin TailLv 130
HP 145 000Respawn 10sMap: Kanturu Remain

Recommended Level & Party

Recommended character level 143+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +4

Illusion of Golden KundunLv 130
HP 5 000 000Respawn 0s

Recommended Level & Party

Recommended character level 143+. A full party is strongly advised for this high-HP boss.

Notable Drops

Jewel of Bless, Jewel of Soul, Jewel of Life, Jewel of Chaos, Jewel of Creation, Jewel of Harmony

Dark ElfLv 135
HP 1 500 000Respawn 10sMap: Crywolf

Recommended Level & Party

Recommended character level 149+. A full party is strongly advised for this high-HP boss.

Notable Drops

Staff of Resurrection, Crystal Morning Star, Master Scepter, Aquagold Crossbow, Crystal Sword, Dragon Helm…

BalgassLv 135
HP 500 000Respawn 10sMap: Crywolf

Recommended Level & Party

Recommended character level 149+. A full party is strongly advised for this high-HP boss.

Notable Drops

Sword of Destruction, Great Scepter, Dragon Spear, Saint Crossbow, Celestial Bow, Staff of Destruction…

NightmareLv 135
HP 1 500 000Respawn 10sMap: Kanturu Relics

Recommended Level & Party

Recommended character level 149+. A full party is strongly advised for this high-HP boss.

Notable Drops

Sword of Destruction, Dragon Spear, Staff of Resurrection, Dragon Soul Staff, Great Scepter, Rune Blade…

Maya HandLv 135
HP 400 000Respawn 10sMap: Kanturu Relics

Recommended Level & Party

Recommended character level 149+. A full party is strongly advised for this high-HP boss.

Notable Drops

Lighting Sword, Legendary Staff, Aquagold Crossbow, Saint Crossbow, Master Scepter, Crystal Morning Star…

Maya HandLv 135
HP 350 000Respawn 10sMap: Kanturu Relics

Recommended Level & Party

Recommended character level 149+. A full party is strongly advised for this high-HP boss.

Notable Drops

Lighting Sword, Legendary Staff, Aquagold Crossbow, Saint Crossbow, Master Scepter, Crystal Morning Star…

Illusion of Kundun 6Lv 140
HP 140 000Respawn 3hMap: Kalima

Recommended Level & Party

Recommended character level 154+. A full party is strongly advised for this high-HP boss.

Notable Drops

Great Reign Crossbow, Albatross Bow, Rune Blade, Dark Breaker, Thunder Blade, Piercing Blade Glove…

Great Golden DragonLv 142
HP 95 000Respawn 10sMap: Kanturu

Recommended Level & Party

Recommended character level 156+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +4 – Box of Kundun +5

SelupanLv 145
HP 4 800 000Respawn 10sMap: Raklion Boss

Recommended Level & Party

Recommended character level 160+. A full party is strongly advised for this high-HP boss.

Notable Drops

Blast Break, Horn of Steal, Staff of Destruction, Dragon Soul Staff, Lighting Sword, Sword of Destruction…

Golden Iron KnightLv 145
HP 200 000Respawn 10sMap: Raklion

Recommended Level & Party

Recommended character level 160+. A full party is strongly advised for this high-HP boss.

Notable Drops

Box of Kundun +5

Red DragonLv 147
HP 500 000Respawn 1hMap: Tormented Square

Recommended Level & Party

Recommended character level 162+. A full party is strongly advised for this high-HP boss.

Illusion of KundunLv 147
HP 5 000 000Respawn 12hMap: Kalima

Recommended Level & Party

Recommended character level 162+. A full party is strongly advised for this high-HP boss.

Notable Drops

Sword of Destruction, Great Scepter, Dragon Spear, Saint Crossbow, Celestial Bow, Staff of Destruction…

MedusaLv 175
HP 7 800 000Respawn 10sMap: Swamp of Calmness

Recommended Level & Party

Recommended character level 193+. A full party is strongly advised for this high-HP boss.

Notable Drops

Brass Boots, Brass Gloves, Brass Pants, Brass Armor, Spirit Helm, Legendary Boots…

Lord SilvesterLv 180
HP 8 000 000Respawn 24hMap: Acheron

Recommended Level & Party

Recommended character level 198+. A full party is strongly advised for this high-HP boss.

Notable Drops

Lazy Wind Shield, Light Lord Shield, Dark Devil Shield, Magic Knight Shield, Ambition Shield, Succubus Helm…

Core MagriffyLv 190
HP 9 750 000Respawn 24hMap: Acheron

Recommended Level & Party

Recommended character level 209+. A full party is strongly advised for this high-HP boss.

Notable Drops

Iron Shield of the Magic, Hero Elixir, Gladiator's Dagger, Repen, Pawn, Griffs…

Lord of FereaLv 190
HP 25 000 000Respawn 24hMap: Ferea

Recommended Level & Party

Recommended character level 209+. A full party is strongly advised for this high-HP boss.

Notable Drops

Arca's Prophecy, Antonia's Sword, Kundun's Seal Scroll, Brave Hero Elixir, Gladiator's Dagger, Merciless Gladiator's Dagger…

NixLv 190
HP 30 000 000Respawn 24hMap: Nixie Lake

Recommended Level & Party

Recommended character level 209+. A full party is strongly advised for this high-HP boss.

Notable Drops

Runedil's Goldentune Harp, Lemuria's Orb, Holyangel Knight Helm, Holyangel Wizard Helm, Holyangel Elf Helm (A), Holyangel Summoner Helm…

Deep Dungeon GorgonLv 300
HP 1 122 758Respawn 24hMap: DeepDungeon

Recommended Level & Party

Recommended character level 330+. A full party is strongly advised for this high-HP boss.

Notable Drops

Elemental Mace, Celestial Bow, Great Reign Crossbow, Rune Blade, Dark Breaker, Vis Lance…

God of DarknessLv 300
HP 30 000 000Respawn 24hMap: Swamp of Darkness

Recommended Level & Party

Recommended character level 330+. A full party is strongly advised for this high-HP boss.

Notable Drops

Awakening Soul Knight Helm, Awakening Soul Wizard Helm, Awakening Soul Elf Helm (A), Awakening Soul Summoner Helm, Awakening Soul Lord Helm, Awakening Soul Fighter Helm…

Monsters by Map & Spawn Location

Every hunting zone in MU Online has its own set of monsters scaled to a level range. Find the right grinding spot by browsing monsters per map below, or click any map badge in the table above to filter instantly.

Kanturu Boss Open Monsters

Kanturu Remain Monsters

Nixie Lake Monsters

Old Kethotum Monsters

Swamp of Destruction Monsters

Kanturu Ruins Monsters

Kanturu Relics Monsters

Monster Farming Guide by Level

Each MU Online map has a character level you must reach before you can enter it. This guide groups the hunting zones by that access level, so you always know where you can grind next.

Character Level 1–50

Early progression. Starter zones you can enter from level 1–50 — solo-friendly for every class while you learn your rotation.

  • Lorencia (unlocks at Lv 1) — 12 monsters, levels 2–90.
  • Elbeland (unlocks at Lv 1) — 9 monsters, levels 2–48.
  • Noria (unlocks at Lv 1) — 12 monsters, levels 2–87.
  • Crywolf (unlocks at Lv 1) — 13 monsters, levels 97–137.
  • Devias (unlocks at Lv 15) — 8 monsters, levels 20–87.
  • Blood Castle (unlocks at Lv 15) · Requires a Blood Bone / Invitation — 37 monsters, levels 56–140.
  • Devil Square (unlocks at Lv 15) · Requires a Devil’s Invitation — 12 monsters, levels 97–380.
  • Dungeon (unlocks at Lv 20) — 16 monsters, levels 19–62.
  • Vulcanus (unlocks at Lv 20) — 12 monsters, levels 90–124.
  • Lost Tower (unlocks at Lv 40) — 7 monsters, levels 47–64.
  • Kalima (unlocks at Lv 40) — 49 monsters, levels 17–135.
  • Chaos Castle (unlocks at Lv 40) · Requires an Armor of Guardsman — 14 monsters, levels 54–196.

Character Level 51–150

Mid game. Atlans, Tarkan and Aida open up; ranged and AoE classes clear these packs fastest.

  • Atlans (unlocks at Lv 60) — 6 monsters, levels 43–70.
  • Tarkan (unlocks at Lv 130) — 6 monsters, levels 72–93.
  • Aida (unlocks at Lv 130) — 10 monsters, levels 72–120.

Character Level 151–300

Late game. Icarus, Kanturu and Raklion — most players farm here in small parties for shared experience.

  • Icarus (unlocks at Lv 160) — 8 monsters, levels 75–108.
  • Kanturu (unlocks at Lv 160) — 12 monsters, levels 80–129.
  • Kanturu Ruins (unlocks at Lv 160) — 3 monsters, levels 117–119.
  • Karutan (unlocks at Lv 160) — 8 monsters, levels 99–120.
  • Illusion Temple (unlocks at Lv 220) — 15 monsters, levels 65–87.
  • Illussion Temple League (unlocks at Lv 220) — 6 monsters, levels 65–72.
  • Raklion (unlocks at Lv 280) — 9 monsters, levels 102–148.

Character Level 301–600

Endgame. High-tier zones requiring strong gear, elemental damage and resistance management.

  • Doppelganger (unlocks at Lv 380) — 8 monsters, levels 105–105.
  • Swamp of Calmness (unlocks at Lv 400) — 14 monsters, levels 6–141.
  • Acheron (unlocks at Lv 400) — 21 monsters, levels 2–127.
  • Tormented Square (unlocks at Lv 400) — 117 monsters, levels 2–135.
  • Land of Trials (unlocks at Lv 400) — 5 monsters, levels 75–102.
  • Balgass Barracks (unlocks at Lv 400) — 3 monsters, levels 117–119.
  • Balgass Refuge (unlocks at Lv 400) — 3 monsters, levels 118–128.
  • Ferea (unlocks at Lv 400) — 5 monsters, levels 121–130.

Character Level 600+

Master/Majestic tier. The deepest maps, best run in coordinated parties with optimized builds.

  • Nixie Lake (unlocks at Lv 630) — 3 monsters, levels 192–194.
  • Old Kethotum (unlocks at Lv 700) — 3 monsters, levels 195–195.
  • DeepDungeon (unlocks at Lv 730) — 10 monsters, levels 170–275.
  • Swamp of Darkness (unlocks at Lv 800) — 9 monsters, levels 118–275.
  • Kubera Mine Area (unlocks at Lv 850) — 7 monsters, levels 380–400.
  • Abyss of Atlas (unlocks at Lv 900) — 8 monsters, levels 410–530.
  • Scorched Canyon (unlocks at Lv 1000) — 7 monsters, levels 127–550.
  • Red Smoke Icarus (unlocks at Lv 1050) — 7 monsters, levels 490–515.
  • Arenil Temple (unlocks at Lv 1100) — 7 monsters, levels 135–530.
  • Ashy Aida (unlocks at Lv 1150) — 6 monsters, levels 550–560.
  • Blaze Kethotum (unlocks at Lv 1200) — 6 monsters, levels 650–660.
  • Kanturu Undergrounds (unlocks at Lv 1250) — 6 monsters, levels 615–620.
  • Ignis Volcano (unlocks at Lv 1300) — 6 monsters, levels 750–760.
  • Bloody Tarkan (unlocks at Lv 1350) — 7 monsters, levels 800–810.
  • Tormenta Island (unlocks at Lv 1400) — 6 monsters, levels 850–860.
  • Twisted Karutan (unlocks at Lv 1450) — 6 monsters, levels 900–910.
  • Kardamahal Underground Temple (unlocks at Lv 1500) — 9 monsters, levels 950–1010.
  • Swamp of Destruction (unlocks at Lv 1550) — 3 monsters, levels 1000–1000.
  • Aquila's Temple (unlocks at Lv 1600) — 6 monsters, levels 1150–1160.

Frequently Asked Questions

How many monsters are in MU Online?

The current MU Online monster database contains 506 monsters across Normal, Elite, and Boss categories — each with full stats, elemental resistances, spawn maps, and drop tables.

Where can I find boss respawn times?

Boss respawn timers are listed in the Boss Monsters section above and in the Regen column of the main table, and are filterable using the Boss category tab.

What are elemental monster weaknesses in MU Online?

Each monster has Ice, Poison, Lightning, and Fire resistance values shown in its expanded detail row. Higher values mean the monster takes less damage from that element, so match your attack element against a monster's lowest resistance.