Here are the newest updates from MementoMori. Learn more about the updates, and other game changes in Version 3.12.0.

MementoMori Version 3.12.0 Update

Version 3.12.0 was released on April 11, 2025, at 0:00 (UTC-7) and is scheduled to become mandatory on April 14, 2025, at 23:30 (UTC-7).

Updates

• Made the Awaken Unlock feature available for more select R characters (to be implemented on 4/15).
  → With Awaken Unlock, the max rarity of select R characters can now be raised to LR+5, with their max Lv becoming 240.
  → The new select R characters are Iris, Theodora, Rosalie, and Cherna.
• This feature is unlocked when your Party Lv reaches 300.
• Awaken Unlock can only be used to unlock 1 R character per month (Awaken Unlock resets on the 1st of each month).
• Upgraded skills for 【The Witch of Rust】 A.A. and 【The Witch of Conflagration】 Valeriede (to be implemented on 4/15).
• Added new character Stickers to use in Chats (to be implemented on 4/15).
• Added a feature in the Panel Index to unlock previously unobtained illustrations (to be implemented on 4/15)
  → You will now be able to use items to unlock previously unobtained Event or Title screen illustrations.
• Added new Chapters of the Main Quest, and lowered the difficulty of some boss battles in previous Chapters (to be implemented on 4/15)
  → Added Chapters 44 and 45.
  → Lowered the difficulty of some boss battles in Chapter 22 and onwards.
• Added a new feature that prevents characters set in a party from being selected in Guild Battles and Grand Battles (to be implemented on 4/15)
  → When this feature is enabled, characters already set in a party will no longer be individually selectable on the Siege Info screen.
• Locked Gear can now be toggled from the bottom-left of the screen.
• Updated guild poll deletion permissions so that only Masters, Chiefs, and Commanders will have the authority to delete Polls (to be implemented on 4/15).
• Improved push notifications so they will not appear while the app is running (to be implemented on 4/15).

Errors Fixed

• Fixed an issue where Kaguya's passive skill, when appearing as an enemy in Main Quest 34-40 after 9/12/2024, did not behave as intended (to be implemented on 4/15).
• Fixed an issue where 【The Witch of Snowy Illusions】 Lunalynn's passive skill, when appearing as an enemy in Cave of Space-Time, did not behave as intended (to be implemented on 4/15).
• Fixed an issue where the dialogue and lyrics for Natasha and Rusalka's Lament Monologues were displayed incorrectly.
• Fixed an issue where Eirene Prayer Tickets could not be converted into Tickets of the Cursed after their expiration.
• Fixed an issue where the Reaction button in Chats would sometimes not display.
• Other small UI errors have been fixed.

Things To Keep In Mind

• Do not uninstall Mementomori while updating.
• Perform an Account Link before updating the app.
• You may be put into the "Recommended World", which may not be the World you've progressed in, after updating the app. You may switch back to your main world at the title screen.
• Update times may vary depending on your device.
• Updating is recommended to be done over a Wi-Fi connection.

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