Thank you for always enjoying "Assault Lily Last Bullet W".
Starting from (UTC+0) 2025/06/26 08:00, the event "Arsenal Heart of Transcendence" will be open!

Event Period

(UTC+0) 2025/06/26 08:00 ～ 07/14 07:59

EventsOverview

Defeat the HUGE that appears in the event and collect 【Arsenal Heart of Transcendence Medals】.
The collected 【Arsenal Heart of Transcendence Medals】 can be exchanged for rewards at the event-exclusive Medal Exchange.
Gather as many medals as possible and claim luxurious rewards！

Achievement Rewards

Achievement rewards can be claimed based on the total amount of 【Arsenal Heart of Transcendence Medals】 you have collected.
There are two types of achievement rewards: Individual Achievement Rewards and Legion Achievement Rewards. Each type can be claimed based on the total accumulated number of medals collected individually or by the entire Legion.
For detailed information on the rewards, please check "Rewards" from the stage selection screen of the event.
Only 【Arsenal Heart of Transcendence Medals】 obtained from clearing stages will be counted toward Individual Achievement Rewards and Legion Achievement Rewards.
Please note that 【Arsenal Heart of Transcendence Medals】 acquired through Login Bonuses or Missions will not be counted.

EventsMission

This event features linked Missions that allow you to earn 【Arsenal Heart of Transcendence Medals】 by fulfilling various conditions.
Additionally, you can complete Daily Missions based on the amount of 【Arsenal Heart of Transcendence Medals】 earned each day and receive various rewards.
 

About Daily Updated Items in Exchange

Every day, limited-time exchange items will be added to the Medal Exchange for 24 hours only!
Play the event daily and exchange items!

※Will be added from (UTC+0) 2025/06/29 08:00
※Updated daily at (UTC+0) 21:00.

※After the update, you will not be able to exchange the limited items from the previous day. Please be aware of this.

EventsForeign Campaign Mission

Boss HUGE from the event will appear for a limited time in the Foreign Campaign Mission!
Although these HUGE are powerful, aim for victory by collaborating with your Legion members!
In the Events Foreign Campaign Mission, you can obtain Memoria Skill Strengthening Items and CHARM Evolution Items!

Event Strategy Information

 

Tips for Defeating HUGE

All HUGE appearing in "Arsenal Heart of Transcendence" are of the Wind Attribute,
so it is recommended to organize your team with Fire Attribute Memoria, which can deal significant damage!
Be sure to try adjusting your Unit Formation!

・Important Notes・

・Please note that the special effects of Memoria will not be effective in other Events.
・ Hard is unlocked after clearing all Normal event stages.
・This event may be re-released and reopened in the future. Please note that any 【Arsenal Heart of Transcendence Medal】 obtained during this run cannot be used during subsequent releases.
・The maximum holding limit for 【Arsenal Heart of Transcendence Medal】 is 99,999,999 medals. Any medals exceeding this limit will be lost, so please be careful.
・If you transfer to a different Legion during the event period, you will become eligible to receive all previously achieved Legion Achievement Rewards once you individually obtain 10,000 【Arsenal Heart of Transcendence Medals】 in your new Legion.
・Even if a Memoria has the same skill as a Legion Match or HUGE skill, the effect values may differ.
・Even if a Memoria has the same description for Legion Match and Legion Match Support skills, the skill effects may differ.
. Achievement rewards are not automatically distributed. You can claim them from the "Rewards" section on the stage selection screen.
. To earn "Legion Achievement Rewards," you must belong to a Legion. However, "Individual Rewards" for this event can be earned even without Legion membership.
・To receive Legion Rewards, you must individually collect 10,000【Arsenal Heart of Transcendence Medals】. Once this condition is met, you will be eligible to receive all Legion Achievement Rewards attained by your Legion up to that point.
・Legion Achievement Rewards cannot be claimed multiple times, even if you switch Legions.
・The total number of【Arsenal Heart of Transcendence Medals】collected by the Legion does not change, even if members join or leave.
・Your individual contribution count and Legion's cumulative medal count cannot be carried over to another Legion.
・If you move to another Legion, you must again collect 10,000 medals individually in order to receive that Legion's rewards.
・Event missions may be changed during the event period. Please be aware of this in advance.
・The deadline to claim completed Event Missions is until the event ends at (UTC+0) 2025/07/14 07:59.
. Foreign Campaign Missions are unlocked by joining a Legion.
. Each stage has a limited number of attempts, which reset daily at (UTC+0) 21:00.
. If you lose a battle, the number of attempts is not consumed.
. You lose if all four frontline units are knocked out.
. Legion members who do not participate in the Foreign Campaign Mission will be replaced by CPUs and will act automatically.
. The effect of Special Memoria increases according to the number of Limit Breaks.
. The displayed special Memoria effect values are those after maximum Limit Break.
. Special effects are triggered when equipping special Memoria either as main or sub-equipment and clearing the event stage with that equipment set.
. After unlocking the Support Unit function, equipping special Memoria in the main or Support Unit will activate its special effects.
・Please note that the effect of the individual Blessing "Increased Medal Acquisition" applies only to【Arsenal Heart of Transcendence Medal】.
・The event period is subject to change without prior notice.


The So-net operation team reserves the right to make final modifications and interpretations of the event. For actual details, please refer to the in-game information.
The event schedule and content are subject to change without prior notice, so please refer to the actual information provided when the event is live.
 

Thank you for your continued support of "Assault Lily Last Bullet W".