
From my battle to our war, MMORPG MIR4
Greetings, This is MIR4.
We’re excited to share the details of the update scheduled for Tuesday, September 19th, 2023.
[Main Updates]
◈In-Game Updates◈
1. Skill Balance Patch: All Classes
- Check out all changes to the skills, which aim to balance the game experience and improve your battle!
2. New Event: Yiun’s Secret Tome
- Yiun's 14-Day Martial Art Log
- Hunting Hour 7-Day Check-in Event
3. New Portal Stage: Magic Square / Secret Peak 10F
- Obtain huge amounts of EXP and bountiful resources in the new 10F stage!
4. New Boss Raid: Frothing Sagittarion
- Challenge against mighty Boss Raid and receive rewards awaiting you.
5. New Epic Spirit: ‘Jade Butterfly Visana’
- Experience a new MIR4’s spirit that will assist you with its splendid skills!
6. New Appearance Equipment
- Transform the battlefield into a stadium; our new Sports-themed weapons are ready for you!

[September 19th Patch Note Details]
◈In-Game Updates◈
■ Class Balance Changes
● Skill effects will be added or changed to ensure more balanced gaming environment.
● Changes in Detail
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Skill Effects Added | ||||||||||||
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Skill Effects Changed | |||||||||||||||
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Skill Effects Added | |||||||||
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Skill Effects Changed | ||||||||||||
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Skill Effects Added | |||||||||
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![]() The overall skill damage values will be increased by 10% Skills Targeted: Ghostly Flame, Infernal Abyss, Terrify, Bursting Crimson Flowers, Chain of Blood, Summon Craveling, Eldritch Dragon Strike, Annihilation | ||||||||||||
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Skill Effects Added | ||||||||||||
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Skill Effects Changed | ||||||||||||
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■ Event
● Yiun's Secret Tome Event
▶ Yiun's 14-Day Martial Art Log
- Period: After September 19th Update, 2023 ~ October 16th, 23:59 ( UTC+8 )
- You can obtain 14 special items for logging in daily.
- Event rewards can be claimed from the fire-cracker shaped icon located at the top left of the screen.
Day 1 | Day 2 | Day 3 | Day 4 | Day 5 | Day 6 | Day 7 |
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Epic Herb Box x 3 | Epic Eternal Coldsteel x 3 | Epic Azureum Mineral Fluid x 3 | Epic Eternal Steel x 3 | Epic Noirsoul Herb x 1 | Epic Dragon Artifact Enhancement Stone x 10 | Legendary Blue Dragon Statue x 1 |
Day 8 | Day 9 | Day 10 | Day 11 | Day 12 | Day 13 | Day 14 |
Epic Inner Force Enhancement Box x 3 | Epic Eternal Cold Jade x 3 | Epic Eternal Snow Panax x 3 | Epic Moonlight Stone x 10 | Legendary Noirsoul Herb x 1 | Epic Divine Dragon's Enhancement Stone x 1 | Legendary Blue Dragon Statue x 1 |
※ All items claimed from this event cannot be traded.
※ Please refer to [Notice - Yiun's 14-Day Martial Art Log] for further details.
▶ Hunting Hour 7-Day Check-in Event
- Period: After September 19th Update, 2023 ~ October 3rd, 23:59 ( UTC+8 )
- You can obtain 7 special items for 7 days by logging in daily.
- Event rewards can be claimed from the fire-cracker shaped icon located at the top left of the screen.
- Rewards
Day 1 | Day 2 | Day 3 | Day 4 | Day 5 | Day 6 | Day 7 |
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Legendary Heavy ATK Potion x3 | Magic Square Ticket x3 | Legendary Adamant Potion x3 | Secret Peak Ticket x3 | Legendary Accuracy Potion x 3 | Raid Support Box x 1 | Legendary Hunting Potion x 2 |
※ All items claimed from this event cannot be traded.
※ Please refer to [Notice - Hunting Hour 7-Day Check-in Event] for further details.
■ Portal
● Portal 10F
- Magic Square and Secret Peak 10F will be added (available for Expedition).
● Magic Square 10F
- Entry Power Score: 208,000
- Monster Level: 160~175
● Secret Peak 10F
- Entry Power Score: 214,000
- Monster Level: 165~175
● Expedition Mission for Portal 10F
- 8 New Magic Square Expedition Missions
- 14 New Secret Peak Expedition Missions
■ Crafting Manual
● Crafting Manuals available for Secret Peak will be added/adjusted.
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New Crafting Manuals (10F) | ||||||||||||||||||||||||||||||||||||
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■ Raid
● New Boss Raid ‘Frothing Sagittarion'
- First Clear Reward : Epic Dragonsteel Box x1, Epic Divine Dragon’s Dragon Artifact Enhancement Stone x1, Legendary Blue Dragon Statue x1
- Boss Monster Name: Frothing Sagittarion
- Boss Monster Level: 190
- Entry Power Score: 181,000

■ Spirit
● Epic Wind Spirit: ‘Jade Butterfly Visana’
- Passive Bonus Once Summoned: PHYS ATK +20

Skill | Skill Effect |
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Beautiful Gesture | Increases Max HP by 2200, CRIT ATK DMG Boost by 10%, and All DMG Reduction by 8%. |
Splendid Wings | Increases Antidemon Power by 10%, Debilitation Success Boost by 15%, and Debilitation RES Boost by 15%, and accelerates Mining Time by 10%. |
Elegant Wingbeat | Upon attacking, there is a 5% chance to grant a Shield that absorbs damage equal to 15% of Max HP for 5 sec. Cooldown 60 sec. |
● Spirit Special Summon Updated
- Period: After September 19th Update ~ October 4th, 23:59 (UTC+8)
- Epic Spirit ‘Jade Butterfly Visana’ can now be obtained through Special Spirit Summon.
- Divine Dragon’s Promise points accumulated from the previous Spirit Special Summon event will be reset.
■ Appearance Equipment
● New Appearance Equipment Updated
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Kumdo Club's Flexible Bamboo Sword | Hockey Club's Cold Stick |
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Tennis Club's Light Racket | Disciplinary Committee's Elegant Megaphone |
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Baseball Club's Sturdy Bat | Bowling Club's Heavy Bowling Ball |
■ Request
● Mirage Ship & Domination Server Request Difficulty Adjusted
▶ Mirage Ship Requests
- The requests targeted will be adjusted to collect Quest Items faster.
Request Name | Change in Criteria |
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World Beyond the Portal 1 | Defeat monsters in Portal: 200 → 100 |
World Beyond the Portal 2 | Defeat Powerful Monsters in portal: 20 → 5 |
Black Marketeer's Treasure 1 | Collecting Treasure Box: 50 → 30 |
Black Marketeer's Treasure 2 | Gathering Herb: 3000 → 300 |
Black Marketeer's Treasure 3 | Mining Mineral: 3000→ 300 |
Black Marketeer's Treasure 4 | Collecting Energy: 3000 → 300 |
Black Marketeer's Treasure 5 | Gathering Herb: 5000 → 300 |
Black Marketeer's Treasure 6 | Mining Mineral: 5000 → 300 |
Black Marketeer's Treasure 7 | Collecting Energy: 5000 → 300 |
Black Marketeer's Treasure 8 | Collecting Void Orb: 350 → 200 |
▶ Domination Server Requests
- The required goal and quantity will be adjusted.
Request | Change in Criteria | Change in Quantity |
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Something Splendid 1 | Mining the Legendary Mineral | 1 → 3 |
Something Splendid 2 | Gathering the Legendary Wildflower | 1 → 3 |
Something Splendid 3 | Collecting the Legendary Energy | 1 → 3 |
■ In-Game Bug Fixes & Gameplay Improvements
1. Fixed the issue where the available time for the Magic Square gets increased immediately upon using the Unstuck feature while the Auto-Extend is scheduled in Magic Square.
2. Fixed the issue where the notification of an item in specific was exposed abnormally.
3. Fixed various in-game typos.

Changed files in this update