Source.

[New Content]

[Gate Breakthrough – Unlimited Gate (Gate Depths)]

• Unlimited Gate in Gate Breakthrough will be expanded to have new Stages called Gate Depths .
  • Update Schedule: August 10 after maintenance 
• Gate Depths is a new content when it becomes available after clearing Unlimited Gate 400 Stages.
• Gate Depths require 3 decks and enemy Souls are equipped with Artifacts and Keepsakes.
• All kinds of Souls (allies and enemies) will be able to use Ultimate Skill once per Soul.

[Soul Link]

• New Soul Link for Daphne and Flynn will be added.
  • Update Schedule: August 10 after maintenance 

 [Upcoming Soul Pick-up]

• Daphne’s Pick-Up Summon event will start. There’s a higher chance of getting Daphne through the event.
  • Pick-up Period: August 10 after maintenance—August 30, 23:59 UTC

[Double Reward Boosts]

[Dual Gate Double Rewards] 

• Dual Gate Double Reward Event
  • Event Period: August 9 00:00 UTC—August 22, 23:59 UTC
  • During the event period, you will obtain double the Mana Crystals for completing Dual Gate stages.

[New Soul]

• The new Fairy Soul is coming!
  • Daphne will be available from August 10 after maintenance.

• Skill information for Daphne is underway. Please stay tuned for this Patch Note update for information.  

[Revisions]

[Misc.]

• 2 Summer Event Lobby Backgrounds will be added. They can be obtained by clearing the event story, and will be given to your mailbox.
• The Korean vocal version of <Goodbye, Summer> will be added to the lobby BGM.
• The BGM on the login page will be changed to the Korean vocal version of <Goodbye, Summer>.

 [System]

[Quality of Life Changes]

Keepsake Preset

• Soul type filters will be added.
• Role/Stats/Tier filters will be added.
• Displays Soul’s combat powers, stats, and role.
• A button to bulk unequip all equipped Keepsakes for all Souls will be added.
• A feature to delete an existing preset will be added.