Hello, Buster Commanders! 🐾

We would like to share the details of the 06/30 (Tue) update.

New content and events have been added in this update.

Please check below for more details.

06/30(Tue) Update Details

1. New Limited Summon Event① - Lucius 

- The Limited Summon Event for the new Buster, 'Lucius', will begin. 

- Alongside the Limited Summon Event, various new content will be added, including an event mission pass and special packages. 

- You can use 'Doom Breaker Pickup Tickets' to draw from the corresponding gacha. 

※ Your Collab Pickup Gacha draw count will reset once the Limited Summon Event ends.

※ The Collab Buster 'Lucius' can only be obtained during the event period, and will not appear in the Limited Summon Event after the event ends.  

※ 'Doom Breaker Pickup Tickets' will be renamed to ‘Event Pickup Tickets’, and you will be able to use them exactly the same way in future collaboration events. 

2. New Limited Summon Event② - Ophelia 

- The Limited Summon Event for the new Buster, 'Ophelia', will begin. 

- Alongside the Limited Summon Event, various new content will be added, including an event mission pass and special packages. 

- You can use 'Doom Breaker Pickup Tickets' to draw from the corresponding gacha. 

※ Your Collab Pickup Gacha draw count will reset once the Limited Summon Event ends.

※ The Collab Buster 'Ophelia' can only be obtained during the event period, and will not appear in the Limited Summon Event after the event ends.  

※ 'Doom Breaker Pickup Tickets' will be renamed to ‘Event Pickup Tickets’, and you will be able to use them exactly the same way in future collaboration events. 

📌「Doom Breaker Pickup Ticket」 Related Notice

※ After the limited collaboration summon ends, unused "Doom Breaker Pickup Tickets" will remain in your inventory and can be used again in future new limited collaboration summons.

※ After the Doom Breaker collaboration event ends on July 14th, the "Doom Breaker Pickup Ticket" will be changed as follows:

- Name change: 「Doom Breaker Pickup Ticket」 → 「Event Pickup Ticket」

- Description change: 'Ticket used for the Doom Breaker collaboration pickup gacha' → 'Ticket used for the event pickup gacha'

- Icon change: Replaced with a new item icon

3. New Events

■ Doom Breaker 7-Day Check-in Event

▶ Event Period 

- After maintenance on 2026/06/30 – Before maintenance on 2026/07/14

▶ Event Details

- A 7-day check-in event will be held from 6/30 to 7/14. 

- Log in for all 7 days to obtain the new Busters 'Lucius' and 'Ophelia', as well as 900 'Doom Breaker Pickup Tickets'. 

 ⚠️Please Note 

※ You can obtain rewards for a maximum of up to 7 days during the event period. 

※ The event schedule is subject to change depending on circumstances. 

 ■ Lucius & Ophelia Roulette Event

 ▶ Event Period 

 - After maintenance on 2026/06/30 – Before maintenance on 2026/07/14

 ▶ Event Details

- During the event period, a Roulette Event consisting of 6 rounds will be available.

- Each roulette draw requires 1 Roulette Ticket, and the number of tickets required is the same for every round.

- Roulette Tickets can be purchased for 2,000 Rubies each from the Roulette Event screen.

They can also be obtained through shop purchases, roulette mission events, and event rewards.

- When you obtain the target reward in each round, the next round will be unlocked sequentially.

- The target reward can be obtained either through the roulette probability or by completing 200 draws.

📌Unused event tickets will be kept in your inventory after the event ends and can be used in future roulette events.

▶ [Lucius] Roulette Rewards

▷ Rounds 1 ~ 6 

▷ After Round 6 

※ The wheel can be spun repeatedly even after completing Round 6. 

▶ [Ophelia] Roulette Rewards

▷ Rounds 1 ~ 6 

▷ After Round 6 

※ The wheel can be spun repeatedly even after completing Round 6. 

▶ Please Note 

※ The event rewards will be sent directly to your Inventory. 

※ The event schedule is subject to change depending on circumstances. 

■ Roulette Mission Event

▶ Event Period

- After maintenance on 2026/06/30 – Before maintenance on 2026/07/14 

▶ Event Details

- During the event period, you can obtain Roulette Tickets by completing 8 daily missions.

■ Doom Breaker Collab Mission Event 

▶ Event Period

- After maintenance on 2026/06/30 – Before maintenance on 2026/07/14

▶ Event Details

- During the event period, you can obtain rewards such as 'Roulette Tickets' and the Legendary Busters 'Lucius' and 'Ophelia'

by reaching specific milestones for normal mission completions, cumulative Collab Pickup Gacha draws, and cumulative Roulette spins. 

▶ Normal Mission

▶ Ophelia Mission

▶ Lucius Mission

▶ Please Note 

※ The event rewards will be sent directly to your Inventory. 

※ The event schedule is subject to change depending on circumstances. 

4. New Products 

- [Collab Roulette] Event Ticket Pack

- [Doom Breaker Collab] Pickup Gacha Ticket Pack

- Event Dungeon Ticket Pack 

- Lucius Arrival Pack

- Ophelia Arrival Pack

- Zephyr Arrival Pack

- Altair Arrival Pack

- Saurus-Mecha Exclusive Weapon Pack

- Daily Dungeon Ticket Pack

※ For detailed product information, please check in-game. 

※ Product prices may vary depending on the exchange rates and policies of your country and store. 

5. [Doom Breaker] Event Dungeon & Shop

▶ Event Period

- After maintenance on 2026/06/30 – Before maintenance on 2026/07/14

▶ Event Details

- During the event period, [Lucius & Ophelia] Event Dungeon will be open.

- The Event Dungeon consists of up to 30 stages of varying difficulties.

- Challenging the dungeon consumes 'Event Tickets'. Upon successfully clearing a stage, you will obtain 'Collab Event Currency' as a first clear reward. 

※ 5 Event Tickets are recharged daily. 

※ Tickets are not consumed if you fail to clear the dungeon.

- You can use Event Tickets to 'Sweep' already cleared stages, instantly obtaining Collab Event Currency.

- The 'Collab Event Currency' obtained from the Event Dungeon can be exchanged in the Event Shop for Doom Breaker collab characters, exclusive weapons, and various growth materials.

📌‘Collab Event Currency’will expire once the event ends, so please make sure to use it within the event period. 

6. Quality of Life and System Improvements 

- Improved the auto-equip feature to prioritize equipping Exclusive Equipment

- Improved the UI to display a red notification (dot) when Exclusive Equipment can be upgraded

- The Main Stage will be expanded up to Chapter 150, and alongside this, Guide Missions will be expanded up to 6581 

7. Bug Fixes

- Fixed an issue where the 'Go Now’ button for missions in the Pick-up Mission Event was not working properly

- Fixed an issue where the cleared stage in the Daily Dungeon was not being properly reflected in the overall rankings

- Fixed an issue in ‘Memory of the Strong’ where the Rage gauge would not charge when a specific buff card was selected

- Fixed an issue where the player's own ranking information was not displayed at the bottom of the Arena Season Ranking

- Fixed an issue where the Ruby 'Claim All' button and the Close (X) button would overlap after the Codex Bonus Level-up screen appeared

- Fixed an issue in the chat window where copying a guild member's ID would also copy their guild name

- Fixed an issue where items that were already purchased in the Equipment Dungeon Shop were not being deactivated (grayed out)

- Fixed an issue where an 'Unknown Error (2704)' pop-up appeared when adding a Buster to Level Sync under specific conditions

※ Images used in this notice were captured in a test environment and may differ from the live version.

We will continue to strive to provide more enjoyable content and a stable service for all Buster Commanders.

Thank you.