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Season 21 — Non-Wipe · Hardcore · Legendary

Download one launcher, then pick any server inside it — 90x, 500x or 9999x — and auto-patch into the eternal war.

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S21Season
500xExperience
Get the GameOfficial
Season 21 · Ice & Fire

Download AeternisMU Launcher

One secure launcher is all you download. Install it once, then choose any server — 90x, 500x or 9999x — and the launcher downloads, repairs and auto-patches that client for you. No direct client downloads.

Version2.1.0
PlatformWindows 10 / 11 · x64
LatestSecure patch pipeline & stability improvements.
Main CDNBackup Mirror
Install in 4 Steps
1
Download the Launcher
Grab the official AeternisMU launcher from the button or a mirror below — it is the only download you need.
2
Run & Sign In
Open the launcher and log in. One account works across every server.
3
Pick a Server
Choose a realm inside the launcher — 90x, 500x or 9999x — and it downloads & auto-patches that client for you.
4
Enter the Realm
Press play and forge your legend through ice and flame. No separate client downloads.
Launcher Features
Delta Patch Engine
Checksum Integrity
One-Click Repair
Auto Mirror Routing
System Requirements
Minimum
OSWindows 10 / 11 (64-bit)
CPUIntel i3 / Ryzen 3
RAM4 GB
GPUIntegrated compatible
Disk2 GB free
Recommended
OSWindows 10 / 11 (64-bit)
CPUIntel i5 / Ryzen 5
RAM8 GB
GPUModern dedicated
Disk3 GB free (SSD)
Windows Defender
Add the game folder to your Defender / antivirus exclusions so patching is not blocked.
Dependency
Microsoft Visual C++ Redistributable 2015–2022 (x64). Installed automatically if missing.
Download FAQ

No — the launcher is the only thing you download. Inside it you pick a server (90x, 500x or 9999x) and the launcher downloads, verifies and patches that client for you.

Yes. The installer is signed and the launcher verifies every file with checksums before play. Some antivirus tools flag new game launchers — add the folder to your exclusions.

Just the Microsoft Visual C++ Redistributable 2015–2022 (x64). The launcher installs it for you if it is missing.

The mirror is briefly offline for an update. Use a mirror below or check back shortly — your account and progress are unaffected.