MU Season 20 3rd Update
Event Period: 2025.09.09 After Maintenance ~ 2025.09.30 Before Maintenance (UTC)
UPDATE 1
Power Beyond Mastery
Legendary Grade Weapons & Armor
EVENT 1
Challenge The Elite Zone in
"Kardamahal Underground Temple"
Event Period2025.09.09 After Maintenance ~ 2025.09.30 Before Maintenance (UTC)
During the event period, the drop rate of special items ONLY available
in the
Kardamahal Underground Temple Elite Zone will be doubled.
Uriel's Feather
Guardian Elite Option
Conversion Fragment
Sealed Armor
Fragment
Golden Crest
Elite Guardian
Upgrade Stone
Garuda's Flame
Jewel of Harmony
During the event period, monster HP in the Kardamahal Underground Temple will be
decreased by 20% and MIN/MAX Elemental Attack will be decreased by 20%.
EVENT 2
Maze of Dimensions Double Up
Event Period2025.09.09 After Maintenance ~ 2025.09.30 Before Maintenance (UTC)
During the event period, Maze of Dimensions rewards will be doubled.
Maze of Dimensions
Clear Reward
Maze of Dimensions
League Reward
Maze of Dimensions monster EXP Boost Event
During the event period, Maze of Dimensions monsters hunting
EXP will be increased by 30%.
Event rewards will not be distributed if abnormal or abusive gameplay is detected.
Maze of Dimensions Clear Reward and League Reward will be acquired through the Gremory Case(Hot Key K)
Unused event rewards in the Gremory Case will be deleted after 7 days.
The first league will be closed with the maintenance on 2025.09.30, and you must log-in within 7 days of the closing date to receive the league reward.
EVENT 3
Event Maps Double Up
Event Period2025.09.09 After Maintenance ~ 2025.09.30 Before Maintenance (UTC)
During the event period, Chaos Castle, Blood Castle, Group Boss Battle
and Devil Square rewards will be doubled.
Mastery Reward
Event rewards will not be distributed if abnormal or abusive gameplay is detected.
Chaos Castle, Blood Castle, Group Boss Battle Event, and Devil Square Reward will be acquired through the Gremory Case(Hot Key K)
Only the mastery box applies a double-up event.
Unused event rewards in the Gremory Case will be deleted after 7 days.
EVENT 4
Gemstone Drop Event
Event Period2025.09.09 After Maintenance ~ 2025.09.30 Before Maintenance (UTC)
During the event, gemstones dropped from monsters can be collected and refined into
Jewel of Harmony.
How to refine Gemstone to Jewel of Harmony
Step1. Gemstones can be obtained from monsters above level 90
during the event period
Step2. Refined from Elpis NPC in Elbeland(42, 246) as a Jewel of harmony
NPC Elpis
Elbeland(42, 246)
EVENT 5
Artifact Grade Upgrade Event
Event Period2025.09.09 After Maintenance ~ 2025.09.30 Before Maintenance (UTC)
During the event, Artifact can be upgraded through Chaos Goblin.