MIR4 — patch notes and updates
Stored observation / content update:
Dated developer announcements recorded from Steam. Open the source for the complete update.
| Update | Date | Excerpt / source |
|---|---|---|
| Notice on Castle Siege Eve (May. 4th ~ May. 9th) | 2026-05-01 | From my battle to our war, MMORPG MIR4 Greetings, This is MIR4. We'd like to introduce upcoming event 'Castle Siege Eve'. Castle Siege Eve is an exclusive event for the Castle Siege where players can root for the side that they support and gain special items before the Castle Siege. ※ You are able to receive the effect of Castle Siege Codex during certain period only, please refer to below details about Castle Siege Eve. \ ■ Event Period : May 4th (Mon) 01:00 ~ May 9th (Sat) 23:59※ Schedule will be based on Regional Server Times. ASIA(UTC+8)/INMENA(UTC+6)/EU(UTC+2)/SA(UTC-3)/NA(UTC-4)※ It will proceed for 6 days starting from Monday to Saturd |
| Notice Regarding Brazil Age Verification (KWS) Issues and Measures | 2026-04-28 | From my battle to our war, MMORPG MIR4.Greetings, This is MIR4.We would like to inform you about the known issues and the measures taken regarding the improved 'Age Verification (KWS Verification)' system, which was implemented on April 28th to comply with Brazilian national regulations.MIR4 is committed to providing a seamless gaming environment, complying with global regulations, and protecting the rights and interests of children and adolescents. We would like to clarify that the recent improvements to the age verification system were introduced for this exact purpose.However, following the update, we discovered that Dragonians were experi |
| Maintenance - April 28th (Complete) | 2026-04-28 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. Update maintenance is over.Please prepare for your adventures again.■ Maintenance Schedule ASIA(UTC+8): Tuesday, Apr. 28, 2026, (UTC+8) 7:00 am ~ 11:00amINMENA(UTC+6): Tuesday, Apr. 28, 2026, (UTC+6) 5:00 am ~ 9:00amEU(UTC+2): Tuesday, Apr. 28, 2026, (UTC+2) 1:00 am ~ 5:00amSA(UTC-3): Monday, Apr. 27, 2026, (UTC-3) 8:00 pm ~ Tuesday, Apr. 28, 2026, 12:00amNA(UTC-4): Monday, Apr. 27, 2026, (UTC-4) 7:00 pm ~ 11:00pm■ Maintenance Target - ASIA / INMENA / EU / SA / NA\1. New Events2. New Mythic Spirit: 3. New Legendary Party Leader Spirit: ※ We will open the servers in order.We will d |
| Maintenance - April 28th | 2026-04-27 | From my battle to our war, MMORPG MIR4 Greetings, This is MIR4. We will be conducting Update Maintenance to provide better gaming environment.Please kindly understand that you can't access the game during the Update Maintenance.Remember to disconnect from the game at a safe place before the Update Maintenance.■ Maintenance Schedule ASIA(UTC+8): Tuesday, Apr. 28, 2026, (UTC+8) 7:00 am ~ 11:00amINMENA(UTC+6): Tuesday, Apr. 28, 2026, (UTC+6) 5:00 am ~ 9:00amEU(UTC+2): Tuesday, Apr. 28, 2026, (UTC+2) 1:00 am ~ 5:00amSA(UTC-3): Monday, Apr. 27, 2026, (UTC-3) 8:00 pm ~ Tuesday, Apr. 28, 2026, 12:00amNA(UTC-4): Monday, Apr. 27, 2026, (UTC-4) 7:00 pm |
| [Notice] Mission Scrolls & Monthly Check in Reports - Apr. Ends and May Starts | 2026-04-27 | From my battle to our war, MMORPG MIR4 Greetings, This is MIR4. 'Sarmati', 'Wu Yeogi' & 'Master : The Gathering' Mission Scroll & Bunny Guru Hoppy, Lucky Cat Luckster's Monthly Check-in Report and the Boosting World Server Exclusive Mission Scroll, 'Yiun's Boosting World Scroll' for April is going to end soon. If there are missions and rewards you haven't received yet, please accomplish the missions and claim the rewards before it ends. Please check the schedules and further details below. \■ Target EventsRegular Server:- Sarmati's Mission Scroll- Wu Yeogi’s Mission Scroll- Master : The Gathering- Bunny Guru Hoppy's Monthly Check-in- Lucky Ca |
| Yiun’s Bingo Event (April. 27th ~ May. 3rd) | 2026-04-24 | From my battle to our war, MMORPG MIR4 Greetings, This is MIR4. Dragonians! Get ready to put your luck and skill to the test with Yiun’s Bingo Event! Hunt monsters to collect Bingo Raffle Tickets and start filling your bingo board. Every 10 tickets gives you the chance to match a number and unlock exciting rewards. Each match guarantees a reward, and even if your number doesn’t hit, you’ll still receive a prize! Complete rows and columns on your bingo board and yell “Bingo!” to score even bigger rewards, with bonus prizes for filling multiple lines. Don’t miss this opportunity to claim a board full of treasures! Join Yiun’s Bingo Event during |
| Temporary Maintenance - April 24th (Complete) | 2026-04-24 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. Temporary maintenance is over.Please prepare for your adventures again.■ Scheduled Fix- Fix the issue where in specific circumstances, Dragonians can claim Boosting World Mission Pass rewards without completing the mission requirements.■ PeriodASIA(UTC+8): Friday, Apr. 24, 2026, 3:30 pm ~ 4:30 pmINMENA(UTC+6): Friday, Apr. 24, 2026, 1:30 pm ~ 2:30 pmEU(UTC+2): Friday, Apr. 24, 2026, 9:30 am ~ 10:30 amSA(UTC-3): Friday, Apr. 24, 2026, 4:30 am ~ 5:30 amNA(UTC-4): Friday, Apr. 24, 2026, 3:30 am ~ 4:30 am■ Maintenance Targeted- ASIA / INMENA / EU / SA / NA※ Maintenance schedule may ch |
| Temporary Maintenance - April 24th (Changed) | 2026-04-24 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4.Temporary Maintenance will be conducted to fix certain issues that have been detected.Please kindly understand that you can't access the game during the Update Maintenance.■ Scheduled Fix- Fix the issue where in specific circumstances, Dragonians can claim Boosting World Mission Pass rewards without completing the mission requirements.■ PeriodASIA(UTC+8): Friday, Apr. 24, 2026, 3:30 pm ~ 4:30 pmINMENA(UTC+6): Friday, Apr. 24, 2026, 1:30 pm ~ 2:30 pmEU(UTC+2): Friday, Apr. 24, 2026, 9:30 am ~ 10:30 amSA(UTC-3): Friday, Apr. 24, 2026, 4:30 am ~ 5:30 amNA(UTC-4): Friday, Apr. 24, 2026 |
| Notice on Exceptional Masters Portrait Event (Apr. 20th ~ Apr. 27th) | 2026-04-17 | From my battle to our war, MMORPG MIR4 Greetings, This is MIR4. We are here to inform you of the event ‘Exceptional Masters Portrait’ that is back again after 8 weeks. This event is a ranking-based event concerning the following accumulation of collection points obtained from Dragonians’ cooperation in the same clan, and special buffs will be granted with the following ranking place. Please refer to the information below for further details. ■ Period - Monday, April 20th, 01:00 ~ Monday, April 27th, 2026 01:00 (Regional Server Time) ■ Item Deletion - Monday, April 27th, 2026 01:00 (Regional Server Time) ■ Details - You can obtain 'Exceptional |
| Maintenance - April 14th (Complete) | 2026-04-14 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. Update maintenance is over.Please prepare for your adventures again.■ Maintenance Schedule ASIA(UTC+8):Tuesday, Apr. 14, 2026, 7:00 am ~ 9:30 amINMENA(UTC+6): Tuesday, Apr. 14, 2026, 5:00 am ~ 7:30 amEU(UTC+2):Tuesday, Apr. 14, 2026, 1:00 am ~ 3:30 amSA(UTC-3): Monday, Apr. 13, 2026, 8:00 pm ~ 10:30 pmNA(UTC-4): Monday, Apr. 13, 2026, 7:00 pm ~ 9:30 pm■ Maintenance Target - ASIA / INMENA / EU / SA / NA\1. New Events2. Spirit Deployment Slot Improvements※ We will open the servers in order. We will do our best to provide stable service. Thank you. |
| Patch Note - April 14th | 2026-04-13 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. Here's what's coming with the update maintenance on Tuesday, April 14th. 1. New Events2. Spirit Deployment Slot Improvements ■ New Events1. Springtime 14-Day Check-in2. Dragon's Gift Box3. Legendary Magic Stone Challenge Event※ Please refer to for further details. ■ Update Details1. Improvements to Spirit Deployment Slot Expansion Requirements1) The required character level to unlock Spirit Deployment Slots 6 through 10 using Spirit’s Powder has been adjusted.Spirit Deployment SlotsRequired Level (Before)Required Level (After)Slot 6115110Slot 7135130Slot 8155150Slot 9175170Slot 10 |
| Maintenance - April 14th | 2026-04-13 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. We will be conducting Update Maintenance to provide better gaming environment.Please kindly understand that you can't access the game during the Update Maintenance.Remember to disconnect from the game at a safe place before the Update Maintenance.■ Maintenance Schedule ASIA(UTC+8):Tuesday, Apr. 14, 2026, 7:00 am ~ 9:30 amINMENA(UTC+6): Tuesday, Apr. 14, 2026, 5:00 am ~ 7:30 amEU(UTC+2):Tuesday, Apr. 14, 2026, 1:00 am ~ 3:30 amSA(UTC-3): Monday, Apr. 13, 2026, 8:00 pm ~ 10:30 pmNA(UTC-4): Monday, Apr. 13, 2026, 7:00 pm ~ 9:30 pm■ Maintenance Target - ASIA / INMENA / EU / SA / NA\1. |
| [Notice] WEMADE’s New MMORPG ‘Legend of YMIR’ Set for Steam Launch | 2026-04-06 | A new MMORPG from WEMADE ‘Legend of YMIR’ launches on April 7.Start your journey and earn exclusive Steam rewards by reaching Level 45.\From my battle to our war, MMORPG MIR4Greetings, This is MIR4.We are excited to announce that Wemade’s newest MMORPG, Legend of YMIR, is preparing for its upcoming launch on the global gaming platform, Steam.The Legend of YMIR is an MMORPG built on Unreal Engine 5, featuring a world deeply rooted in Norse Mythology. It offers a brand-new adventure centered around massive battlefields and intense combat experiences.We expect that the Warriors currently enjoying MIR4 will also find a unique and thrilling experi |
| Notice on Castle Siege Eve (Apr. 6th ~ Apr. 11th) | 2026-04-03 | From my battle to our war, MMORPG MIR4 Greetings, This is MIR4. We'd like to introduce upcoming event 'Castle Siege Eve'. Castle Siege Eve is an exclusive event for the Castle Siege where players can root for the side that they support and gain special items before the Castle Siege. ※ You are able to receive the effect of Castle Siege Codex during certain period only, please refer to below details about Castle Siege Eve. \ ■ Event Period : April 6th (Mon) 01:00 ~ April 11th (Sat) 23:59※ Schedule will be based on Regional Server Times. ASIA(UTC+8)/INMENA(UTC+6)/EU(UTC+2)/SA(UTC-3)/NA(UTC-4) ※ It will proceed for 6 days starting from Monday to |
| Temporary Maintenance - April 3rd (Complete) | 2026-04-03 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. Temporary maintenance is over.Please prepare for your adventures again.■ Scheduled Fix- Fix the issue where Additional Properties of 'Magic Stone' and 'Mystical Piece' that are obtained in the Domination Server sometimes disappear when returning to Dragonian's original server.- Issue where Primal Force slot sometimes disappears for Equipment that have been obtained in the Domination Server, when returning to Dragonian's original server.■ PeriodASIA(UTC+8): Friday, Apr. 3, 2026, 10:00 am ~ 2:10 pmINMENA(UTC+6): Friday, Apr. 3, 2026, 8:00 am ~ 12:10 pmEU(UTC+2): Friday, Apr. 3, 2026 |
| Temporary Maintenance - April 3rd (Extended) | 2026-04-03 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4.Temporary Maintenance will be conducted to fix certain issues that have been detected.Please kindly understand that you can't access the game during the Update Maintenance.■ Scheduled Fix- Fix the issue where Additional Properties of 'Magic Stone' and 'Mystical Piece' that are obtained in the Domination Server sometimes disappear when returning to Dragonian's original Server.- Issue where Primal Force slot sometimes disappears for Equipment that have been obtained in the Domination Server, when returning to Dragonian’s original server.■ PeriodASIA(UTC+8): Friday, Apr. 3, 2026, 10:0 |
| Temporary Restriction on Certain Content | 2026-03-31 | From my battle to our war, MMORPG MIR4. Greetings, This is MIR4.To ensure stability for the cross-region content on ASIA3 region servers, certain features will be temporarily restricted. Please refer to the details below for your gameplay.■ Scheduled Fix- Fixed an issue where raid results and claimed items were not being stored properly on the server.■ Period - Tuesday, Mar. 31, 2026, 9:30 pm ~ 10:30 pm (UTC+8) ■ Target Servers- ASIA3■ Restricted Content- Raid, Boss Raid, Hell Raid, Path of Fiery Battle, Arena, Competitive RaidWe will always do our best to provide a stable gaming environment.Thank you. |
| Growth Specialized Server ‘Boosting World’ Now Open! | 2026-03-31 | From my battle to our war, MMORPG MIR4Greetings, this is MIR4.The gates to the Boosting World have opened, and a new era begins across the Mir Continent.Whether you've arrived for the first time, set out in search of a new beginning, or have returned to reclaim what was once yours, your path begins here.In Boosting World, your growth accelerates, your power rises faster, and every step brings you closer to the battles that define your legend.Answer the call. Enter Boosting World and rise beyond your limits.▶ Learn more about the Boosting World Server |
| Maintenance - March 31st (Complete) | 2026-03-31 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. Update maintenance is over.Please prepare for your adventures again.■ Maintenance Schedule ASIA(UTC+8): Tuesday, Mar. 31, 2026, 5:30 am ~ 10:00 amINMENA(UTC+6): Tuesday, Mar. 31, 2026, 3:30 am ~ 8:00 amEU(UTC+2): Monday, Mar. 30, 2026, 11:30 pm ~ Tuesday, Mar. 31, 2026, 4:00 amSA(UTC-3): Monday, Mar. 30, 2026, 6:30 pm ~ 11:00 pmNA(UTC-4): Monday, Mar. 30, 2026, 5:30 pm ~ 10:00 pm ■ Maintenance Target - ASIA / INMENA / EU / SA / NA\1. New Events2. Grows Specialized Server: 3. New Accessories: Medallion and Charm※ We will open the servers in order. We will do our best to provide sta |
| Patch Note - March 31st | 2026-03-30 | From my battle to our war, MMORPG MIR4Greetings, This is MIR4. Here's what's coming with the update maintenance on Tuesday, March 31st. 1. New Events2. Grows Specialized Server: 3. New Accessories: Medallion and Charm ■ New Events1. Ringring’s 28-Day Check-in2. Ringring’s Mysterious Exchange Shop※ Please refer to for further details. ■ Boosting World Server1. New Growth Specialized Server: - Starting from March 31, 2026, 17:00 (UTC+8), the Boosting World server will be available for approximately four months, offering a variety of benefits designed to accelerate character growth. - On the Boosting World server, access to world-level content i |