> For the complete documentation index, see [llms.txt](https://rufian-mu.gitbook.io/rufianmuv7/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://rufian-mu.gitbook.io/rufianmuv7/rufian-mu-guides/boss-invasions/mega-cm-boss.md).
# \[MEGA]CM Boss
## ๐ Where to find \[MEGA]CM Boss
Go to **Crystal Mine**.
## โฐ When to hunt
Configured invasion windows: **12:00โ13:00** and **22:00โ23:00**.
**Scheduled times use server time: Argentina, UTCโ3.** Special events can change respawn speed; check the current in-game panel.
## ๐ Drops to look for
The boss reward table includes:
* **\[MEGA]CM Boss Drop**.
* **2025 Boss Drop x200**.
* **\[MEGA]CM Boss Essence**.
### ๐ฆ Open \[MEGA]CM Boss Drop
This box contains:
* **10 ร \[2025]Rufian Activity**.
* **2 ร \[Weapon]Box Premium 8**.
* **2 ร \[Wings]Box Premium 9**.
* **2 ร \[Footprint]Box premium 7**.
* **2 ร \[Costumes]Box Premium 6**.
### ๐ฆ Open 2025 Boss Drop x200
This box contains:
* **1,200 ร \[2025]Fragment Box**.
## โ Farming steps
1. Open the map and find **\[MEGA]CM Boss**.
2. Defeat it and collect the loot you receive.
3. **Open the boss reward box** to receive the items inside.
4. Keep **Rufian level 10 boxes** and \*\*Fragment Boxes \*\* if your next recipe needs the boxes themselves.
**A box's contents are separate from the boss's loot roll.** The list above identifies the configured rewards; it does not promise every listed item on every kill.
[๐ชฝ Complete fashion farming guide](https://rufian-mu.gitbook.io/rufianmuv7/rufian-mu-guides/fashion) ยท [๐จ Useful crafting recipes](https://rufian-mu.gitbook.io/rufianmuv7/rufian-mu-guides/rufian-swap)
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**The ****\[MEGA]CM Boss** **appear on the Crystal Mine map (event - Crystal Mine) during the boss invasion x2 times (12:00 - 13:00 // 22:00 - 23:00)**
