MU 2003 Pro

Essential Controls & Hotkeys

Movement & Combat

Left ClickMove, pick up items, interact with NPCs
Right ClickCast selected spell or combat skill
Auto ButtonToggle AFK auto-attack (continuous combat skill)
Ctrl + ClickPlayer vs Player (PvP) attack force mode

Interface Windows

CCharacter Stats & Attributes Window
I or VInventory & Equipment Window
PParty Management Window
GGuild Management Window
EnterOpen Chat Bar / Command Input
EscOptions Menu / Close active dialogs

Potions & Skill Hotkeys

QQuick drink Health Potion (HP)
WQuick drink Mana Potion (MP)
EQuick drink Stamina / Antidote Potion
Ctrl + Q/W/EAssign hovered inventory potion to Q, W, or E
1 .. 0Activate assigned skill
Ctrl + 0-9Bind highlighted skill to number hotkey

Map, Radar & Loot

SpacePick up nearest dropped item or Zen
AltToggle / Highlight all item names on ground
TabToggle Minimap overlay radar
MOpen Fast Move / Map Warp destination menu
HOpen Event Timers (Blood Castle, Devil Square)

In-Game Chat Commands (Press Enter to type)

Type these commands directly into the in-game chat box to boost your progression.

Command	Syntax / Arguments	Function & Description
`/str`	`/str <points>`	Instantly add unassigned points into Strength
`/str auto`	`/str auto <target>`	Auto-allocates points into Strength upon level up
`/agi`	`/agi <points>`	Instantly add unassigned points into Agility
`/vit`	`/vit <points>`	Instantly add unassigned points into Vitality
`/ene`	`/ene <points>`	Instantly add unassigned points into Energy
`/reset`	`/reset`	Reset character once max level is reached for bonus stat points
`/reset auto`	`/reset auto <S> <A> <V> <E>`	Enable automated reset loop with target stat distribution
`/grandreset`	`/grandreset`	Perform Grand Reset after reaching reset milestones
`/pkclear`	`/pkclear`	Cleanse PK (Player Killer / Outlaw) status back to normal
`/clearinv`	`/clearinv`	Wipe unequipped items in inventory bags (equipped gear is safe)
`/move`	`/move <Town/Map>`	Teleport to Lorencia, Devias, Noria, LostTower, Atlans, Tarkan, etc.
`/post`	`/post <message>`	Global broadcast message to world channel

Hệ Thống Máy Chủ (Chung Nhân Vật 100%)

Dữ liệu tài khoản, nhân vật, cấp độ, hòm đồ và trang bị hoàn toàn dùng chung giữa 2 máy chủ. Bạn có thể tự do chuyển đổi bất kỳ lúc nào!

🛡️ Lorencia [Non-PK]

100x EXP • 50% Drop • An Toàn Tuyệt Đối

Chế độ PvP / PK: Tắt (Non-PK, không lo bị đồ sát)
Tốc độ EXP: 100x (Chuẩn gốc cân bằng)
Tỷ lệ Drop: 50% (Rơi đồ và ngọc chuẩn)
Thích hợp: Tân thủ, cày cuốc, làm nhiệm vụ yên bình
Tiến trình: Đồng bộ 100% với Server Noria

⚔️ Noria [PK Chiến Trường]

120x EXP (+20%) • 60% Drop (+10%) • PK Tự Do

Chế độ PvP / PK: Tự Do (Bật PK, tranh bãi & săn boss rực lửa)
Tốc độ EXP: 120x (Tăng 20% kinh nghiệm cày cấp nhanh hơn)
Tỷ lệ Drop: 60% (Tăng 10% tỷ lệ rơi trang bị và ngọc quý)
Thích hợp: Cao thủ tranh bãi săn, săn Boss, thích cảm giác mạnh
Tiến trình: Đồng bộ 100% với Server Lorencia

Cryptographic Vault & Save Management

Instant & Periodic Auto-Save:

Your characters, inventories, stats, and warehouse vaults are automatically saved every 10 minutes, as well as on character reset and logout. You can also click the Save button in the top bar anytime to force an instant save.

AES-256-GCM Encryption:

All save files are stored in your browser's persistent LocalStorage, protected with military-grade AES-GCM-256 encryption and SHA-256 tamper-proof checksum verification.

Exporting Backups:

Click the Export icon in the top bar to download an encrypted backup file (.musav). Keep this safe so you never lose your hard-earned items and resets.

Importing on Any Device:

Click Import to restore a previously downloaded save file. The game will automatically load your data and reload the WebAssembly client smoothly.

Classic Equipment Upgrades & Secrets

Jewels & Upgrades

Jewel of Bless: Upgrades items from +0 up to +6 with a 100% success rate.
Jewel of Soul: Upgrades items from +7 to +9. Base success is 50%, increased to 75% for items with Luck!
Jewel of Life: Adds additional damage or defense options (up to +16). 50% success rate.
Chaos Machine: Located in Noria (180, 102). Used for crafting +10 / +11 items and Level 1 / Level 2 Wings!

Beginner Progression Guide

Early Levels (1-20): Hunt Spiders, Budge Dragons, and Hounds outside Lorencia or Noria town gates.
Mid Levels (20-80): Move to Devias (Worms, Ice Monsters, Yetis) or Dungeon for higher EXP and Jewel drops.
Lost Tower & Atlans (80-160): Hunt Shadow, Balrog, and Bahamut. High chance of Excellent weapon and armor drops.
Tarkan & Death Beam Knight (160+): Endgame hunting ground for Mutant, Iron Wheel, and Death Beam Knight.

🛡️ About MU 2003 Pro

A standalone WebAssembly recreation of classic MU Online with high-performance in-browser runtimes.

⚔️

MU 2003 Pro Team

@muonline097k

Creator & Lead Developer of MU 2003 Pro. High-performance in-browser WebAssembly MMO runtime.

Follow @andvolodko on GitHub Star Project on GitHub ? Support on Donatello ?

Technology & Architecture

WebAssembly Monolith: C++17 GameServer & WebGL engine compiled directly into WASM via Emscripten.
Zero Latency (0 ms): In-memory binary packet channel running in dedicated Web Worker threads at 20 TPS.
Cryptographic Local Vault: AES-256-GCM encryption with SHA-256 integrity checks for offline character and warehouse saves.
Legal & Credits: Created for educational and retro gaming preservation purposes. Original MU Online game assets, lore, and audio © Webzen.

Starting�

Để cài game lên màn hình chính: nhấn nút Chia sẻ rồi chọn “Thêm vào Màn hình chính”.

ROTATE TO LANDSCAPE

MU 2003 Pro is played in landscape mode.
Rotate your device to landscape to keep playing.