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For the complete documentation index, see llms.txt. This page is also available as Markdown.

🧾Basic Info

  • Game Screen

  • Currencies

  • Chat Functions

  • Shortcut Keys

  • Check Stats

  • Move Command

  • Command System

  • Hunting Logs

Game Screen Information

Game Screen Mu Online
1

Current channel and channel selector, map you are on and coordinates

Use this area to view and select the channel, see the current map, and check your coordinates.

2

Hunting log, Mu helper and Helper Plus

Displays hunting log access and helper tools.

3

Buffs and Switch Scroll

Shows active buffs and access to switch scrolls.

4

Switches from Classic Mode - Simple Mode

Toggle between Classic and Simple display modes.

5

Minigames, Event Inventory, Help and Event Notifications

Access minigames, event inventory, help, and view event notifications.

6

Party

Party UI and member information.

7

Quest Information Window

Shows current quests and details.

8

Chat

Main chat window.

9

In-game Shop, Character Information (Stats) and Inventory (Muun Inventory, Normal Inventory and Gremory Case)

Access shop, stats, and different inventories.

10

Character HP

Displays character HP.

11

Character SD

Displays character SD.

12

Item Slots (Potions)

Quick-use item (potion) slots.

13

Skills configurator and current skill in use

Config and shows currently active skill.

14

Skill Slots

Skill hotkey slots.

15

Character AG

Displays character AG.

16

Character Mana

Displays character mana.

17

Quests, Community (Friends, Guild, Gens and Group or Guild Matching) and System (Play Guide, Move, Option, Search Private Store and System)

Access quests, community features and system menu.

18

Experience Bars

Shows experience progression.

Currencies

Zen

Zen Currency Mu Online

Zen is the most basic currency in Mu Online.

  • Obtained through hunting or by selling items to shops.

  • Can be traded between players.

Ruud

Ruud Currency Mu Online

Ruud is used to purchase items and skills from NPC Priest James.

  • Binding currency — cannot be traded individually.

  • Obtained through event maps or events.

Event Map examples: Chaos Castle, Blood Castle, Devil Square, Illusion Temple, Doppelganger, Empire Guardians: Varka.

Event examples: Dimensional Roulette Event, Mini Game Event, Ranking Event, etc.

You can acquire ruud through the mastery box earned in events.

Chat Functions

Chat Functions Mu Online

  • General: check the general chat window.

  • Party: check the party chat window.

  • Guild: check the guild chat window.

  • Gens: check the gens chat window.

  • Whisper: check the whisper chat window.

  • System: check the system chat window.

  • Block: open the block user window or check blocked users.

  • Others: adjust transparency and size of the chat.

Block Chat

Block Chat Mu Online

  • Add a character name to the block list to stop seeing their chat.

  • Once blocked, the blocked character's chat is no longer visible.

Shortcut keys (overview)

  • F1 — Help

  • F2 — Block Chat Window

  • F3 — Whisper display ON/OFF

  • F4 — Resize chat window (only when chat window is active)

  • F5 — Chat window transparency control and General window ON/OFF

  • F9 — Gens window ON/OFF

  • F10 — General window ON/OFF

  • F11 — Party window ON/OFF

  • F12 — Guild window ON/OFF

  • A — Master Skill Tree

  • B — Gens Information

  • C — Character Information

  • D — Command Window

  • E — Item Slot 3

  • F — Friends

  • G — Guild

  • H — Open extended warehouse (only while warehouse is open)

  • I — Inventory

  • K — Gremory Case

  • L — Equipment Repair (only while inventory is open)

  • M — Move Command Window

  • N — Party and Guild Matching

  • O — Option

  • P — Personal Store List

  • Q — Item Slot 1

  • R — Item Slot 4

  • S — Open Personal Store (only while inventory is open)

  • T — Quests

  • U — Skill Imprint

  • V — Inventory

  • W — Item Slot 2

  • X — In-game Shop

  • Y — Muun Inventory

  • Z — Mu Helper

  • CTRL + A — Skill Enhancement Tree

  • END — Hunting Log

  • SPACE — Acquire an item from the field

  • CTRL + S + LEFT MOUSE CLICK — Move all party members

  • CTRL + MOUSE WHEEL BUTTON — Run all party member helpers

  • CTRL + F — Switch Mode

  • 1–0 — Normal skill slots (1 = slot 1, ... 0 = slot 0)

    • — Enlarge Minimap

    • — Reduce Minimap

  • ENTER — Chat ON/OFF

  • ESC — System Menu

  • PRINTSCREEN — Screen Capture

  • TAB — Minimap ON/OFF

  • HOME — Mu Helper ON/OFF

  • ALT — Show items dropped in the field ON/OFF

(Several function keys are repeated for chat control — see shortcut keys above for details.)

Check Stats

Check Stats Mu Online

  • Stat points increase a character's abilities (Strength, Agility, Stamina, Energy, and Command for Dark Lord).

  • Press C to check current stat points and distribution.

  • If you have more than 1 extra point, the + button is activated to the right of the ability level.

  • Increase stats by pressing the + button.

  • Quickly increase stats by pressing the mouse wheel button.

  • Use the button on the right to expand/collapse the Effect and Option window.

Move Command

All areas can be traveled on foot, but the Move Command system allows convenient teleport/move to desired maps.

  • Open the movement command information window with M.

  • Move command requires meeting conditions such as level limits and required zen.

  • Areas you can move to are shown in white; areas you cannot move to are shown in red.

Move command information window:

Move Command Mu Online

Sort Maps

  • Sort by Difficulty: sorts map list based on monster data. Maps at the bottom have higher difficulty.

  • Sort by Alphabet: alphabetical order by name.

Monster information

  • Mouse over the hunting ground list to see main monster information.

  • If you have a monster soul converter, you can see info for maps where souls can be collected.

Command System

Use the command window to access Mu Online community content conveniently.

  • Press D to activate the command window.

Command System Mu Online

Using Command

  • Press the desired button in the command window, move the mouse to the target and left-click.

Using Command System Mu Online

Hunting Logs

Hunting Log Button Mu Online

Hunting log is accessible via Mu Helper.

  • Open with the END key, or via the 'Map' on the top left in-game.

Hunting Log Table

Hunting Log Table Mu Online

  • Tabular format showing entire log data for each map.

  • Shows date, level, hunting time, damage, monster kills, and experience.

  • Logs in blue indicate today's date; entries below are past dates.

  • Hunting logs are stored by date — up to 60 days of logs available.

Hunting Log Graph

Hunting Log Graph Mu Online

  • Graph format with X-axis as date and Y-axis as value (general, property damage, amount of treatment, number of monsters killed, experience gained).

  • Shows date, level, hunting time, damage, monster kills and experience.

  • Logs in blue indicate today's date.

  • Up to 60 days of logs stored.

Disclosure of Hunting Logs

Disclosure of Hunting Logs Mu Online

  • If you reveal your hunting log window (by checking "Open my hunting log window"), other characters can open and view your hunting log.

Check other player's Hunting Logs

Check other player Hunting logs Mu Online

  • Alt + right-click on another character who has "Open my hunting log window" enabled, then click "View Hunting Log" in the menu.

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