01 STRONGHOLD PROTOCOL: ALLIANCE OPEN
DURATION: August 20, 2026, 09:00 – October 1, 2026, 03:59 (UTC-7)
UNLOCK REQUIREMENT: Clear Main Storyline 1-10
DETAILS: During the event, players can obtain event rewards by leveling up [Stronghold Credit] with [Stronghold Credits], which can be earned by clearing event stages, completing [Key Objectives] missions and Daily Goal; In addition, this update improves the experience of Solo Simulation and Team Simulation, while also introducing new difficulties, Alliances, Strategies, and more.

[Stronghold Credit]
DURATION: August 20, 2026, 09:00 – October 4, 2026, 03:59 (UTC-7)
REWARDS: MARTHE Sports Line - Hydration Time for Mousse, Event Icon 'Restarting Simulation!', Module Materials, Elite Materials, Battle Records, LMD, etc.

[Main Updates]
- Solo Simulation optimization: Rest Phases and Improv Phases are no longer time-limited; you may leave partway through and return within 24 hours to continue the simulation. In addition, the Round Count required for Standard Simulations has been reduced.
- Team Simulation optimization: You can now start simulations with fewer than 4 players. The unlock states of Simulation are now shared between Solo Simulation and Team Simulation, and a new higher difficulty level, [Ultimate Simulation], has been added.
- Preset Operator optimization: All 4★, 5★, and event-gifted 6★ Operators can now be used directly, even if not owned.
- Interaction optimization: Equipment can now be equipped directly to Operators on the Bench, and Operators on the Bench and in the Battle Zone can be swapped even when the Bench is full.
- Combat optimization: The mechanics of certain enemy leaders have been adjusted, and the ATK of some enemies has been reduced.
In addition, this update will introduce new Alliances, Strategies, Preset Operators, Equipment, maps, and enemies, along with balance adjustments to some existing content.

NOTE:
- Daily Goal: Players can obtain [Stronghold Credits] every day through Simulation. Once reached a certain amount, a bonus [Stronghold Credits] reward will be available at the completion screen. This reward can be claimed once per day, refreshing daily at 04:00 (UTC-7).
- Some Rerun Outfits will return to the Outfit Store from August 20, 08:00 to September 10, 03:59 (UTC-7). Please refer to the in-game Outfit Store for details.

02 TARGETED OPERATOR HEADHUNTING OPEN: JOINT OPERATION
DURATION: August 20, 2026, 09:00 – September 3, 2026, 03:59 (UTC-7)
DETAILS: During the event, the Targeted Operator Headhunting, [Joint Operation], opens, and ONLY the following Operators will appear in the 6★ and 5★ Operator List of this Standard Headhunting:

★★★★★★: Mantra / Ulpianus / Narantuya / Reed the Flame Shadow
★★★★★: Grain Buds / Harmonie / Tippi / Cantabile / Figurino / Cairn

Note: This is a [Standard Headhunting].

03 LIMITED-TIME PACKS AVAILABLE
DETAILS: During the event, the following packs will be available from the Store for a limited time.

Stronghold Protocol Data Pack
DURATION: August 20, 2026, 09:00 – September 10, 2026, 03:59 (UTC-7)
CONTENTS: Module Data Block * 12

Stronghold Protocol Data Set
DURATION: August 20, 2026, 09:00 – September 10, 2026, 03:59 (UTC-7)
CONTENTS: Module Data Block * 24, Data Supplement Instrument * 30, Data Supplement Stick * 90

Echoes of the Legends Pack
DURATION: August 20, 2026, 09:00 – September 3, 2026, 03:59 (UTC-7)
CONTENTS: Orundum * 1600, Profile Theme 'Echoes of the Legends' * 1
◆ This Profile Theme can be switched among different characters: Sora, Exusiai, Emperor, Croissant, and Texas.

Divine Reverie Pack
DURATION: August 20, 2026, 09:00 – September 3, 2026, 03:59 (UTC-7)
CONTENTS: Orundum * 1600, Profile Theme 'Divine Reverie' * 1
◆ This Profile Theme can be switched among different Operators: Ebenholz, Logos, Muelsyse, Silence the Paradigmatic, and Surtr.

Glazed Grace Pack
DURATION: August 20, 2026, 08:00 – September 3, 2026, 03:59 (UTC-7)
CONTENTS: Orundum * 1600, Profile Theme 'Glazed Grace' * 1
◆ This Profile Theme can be switched among different Operators: Angelina, Shu, Ch'en, Zuo Le, and Blaze.

The Wild Era Pack
DURATION: August 20, 2026, 09:00 – September 3, 2026, 03:59 (UTC-7)
CONTENTS: Orundum * 1600, Profile Theme 'The Wild Era' * 1
◆ This Profile Theme can be switched among different Operators: Lappland the Decadenza, La Pluma, Thorns, Vulpisfoglia, and Mostima.

Blooms of Time Pack
DURATION: August 20, 2026, 09:00 – September 3, 2026, 03:59 (UTC-7)
CONTENTS: Orundum * 1600, Profile Theme 'Blooms of Time' * 1
◆ This Profile Theme can be switched among different Operators: Elysium, Nymph, Amiya, Specter the Unchained, and Rosmontis.