Everything in Arknights: Endfield version 1.6, Sanctuary of Ink: the release date, the new operators Si and Argent Flow, every banner and event with its official dates, the new area Si's Painting and the free rewards. Names and dates follow Gryphline's official New Version Guide.
Times are server time (UTC+8), as published by Gryphline.
Version 1.6, Sanctuary of Ink, starts Oct 15, 2026 after the version update maintenance and runs until the maintenance on Nov 26, 2026 (server time, UTC+8).
New in version 1.6: Si and Argent Flow. Each card links to the operator page, the banner that features them and the weapon banner that runs alongside.
祀 · スー · 사
Cryo Supporter 6★ Greatsword A Cryo Supporter who marks targets with Artful Intent for extra fixed damage and passes damage on through her Inksouls. After her Ultimate, her talent cuts another operator's Combo cooldown. In the story she is the painter who runs Yuanyuan Manor.
明河 · ミンホ · 명하
Electric Guard 6★ Sword An Electric Guard whose Electrification makes enemies take more damage from every source. He stacks Sunderization and detonates it for area damage, fighting from the back of his mount, Nuli. His personal story, Back to the Rustics, opens with his banner.
Character banners of the version with their official windows, server time. Per-server countdowns live in the app.
Weapon banners that run alongside the character banners of the version.
14 events, each with its own page: official start date, what it is and its rewards.
Permanent modes that get new content in this version.
New seasons: Phantasia from the version release and Fervor from Nov 5. Each one rotates earlier stages and adds three new ones.
A new high-difficulty series, Murmurs of the Deep Forest, from Oct 22, alongside the limited event Monumental Etching: Forest of Maras.
Related events Monumental Etching: Forest of Maras
A new spatial set, Fade Beyond the Painting, from Nov 12, with six Protocol Spaces that open in stages.
Related events Delver of the Cryptic: Fade Beyond the Painting
4 new weapons arrive in this version.
The Arsenal weapon paired with Si's Rejuvenation banner: the Seal of Jade Issue opens after the update and ends after 3 Chartered Headhunting banners. Essence traits: Intellect, Cryo DMG and Efficacy. Stats and passive still to be confirmed: the official material gives no numbers.
Weapon banner Seal of Jade Issue
The Arsenal weapon paired with Argent Flow's banner: the Moongleam Issue opens on Nov. 5, 2026 at 12:00 (server time) and ends after 3 Chartered Headhunting banners. Essence traits: Will Boost, Attack Boost and Infliction. Stats and passive still to be confirmed.
Weapon banner Moongleam Issue
One of the two weapons in the 6★ Weapon of Choice Supply of Protocol Pass: Ink Scroll. Essence traits: Intellect, Cryo DMG and Efficacy. Stats and passive still to be confirmed.
The other weapon in the 6★ Weapon of Choice Supply of Protocol Pass: Ink Scroll. Essence traits: Will, Electric DMG and Detonate. Stats and passive still to be confirmed.
A painted world inside the Wuling region, reached through the new main story. Si's brush builds bridges and reshapes the scenery as you explore, and the guide event All the Inky Hues sends you through it.
Areas Pinesmoke Basin · Yuanyuan Manor · Xiaohe Manor · Raintap Grotto · Pavilion of Parting
Operator Si · Related events All the Inky Hues · Yuanyuan's Blazing Stoves
Visitors arrive aboard the Dijiang, and Si takes the Endministrator into her painted world.
Operator Si
Argent Flow's personal story, from Nov 5: a message full of garbled text sends the Endministrator to find him and hear about his past.
Operator Argent Flow
Arknights: Endfield arrives on Steam on Oct 15, 2026, with cross-platform account sync.
ENDFIELDSTEAM Valid Oct 6, 2026 · 19:30 – Nov 25, 2026 · 23:59 (server time)
Enter it in the game settings, under exchange code. One use per account; the rewards arrive by in-game mail.
Log in on Gryphline's official New Version Guide page and claim it before the version 1.6 maintenance. Official New Version Guide ↗
Quality-of-life changes announced in the official New Version Guide.
Expiring limited-time Sanity Meds turn into Sanity on their own; whatever goes over the cap is stored as Sanity Essence through a Sanity Extractor.
Save several gear plans, name them and swap an operator's loadout in one step.
A new tab in artificing picks out the gear you can consume and fills it in automatically, without leaving the screen.
Si (6★ Cryo Supporter, Greatsword) and Argent Flow (6★ Electric Guard, Sword).
Rejuvenation (Si): Oct 15, 2026 → Nov 5, 2026; Ancestral Spring Flows Anew #1 (RE-Factor) (Tangtang): Oct 29, 2026 → Nov 19, 2026; The Hearth Fire Beckons the Starry Flow (Argent Flow): Nov 5, 2026 → Nov 25, 2026.
Rejuvenation → · Ancestral Spring Flows Anew #1 (RE-Factor) → · The Hearth Fire Beckons the Starry Flow →
14 events: All the Inky Hues, Yuanyuan's Blazing Stoves, Spirit's Restoration, Protocol Pass: Ink Scroll, Carly's Verdant Anthology, Monumental Etching: Forest of Maras, Arena of Games, Contingency Readiness, New Era for the Myriad Souls, The Stars Are With Me, Back to the Rustics, Contingency Contract: Indigo Experimental Operation, Enter The Playfield (ROUND1 collaboration) and Delver of the Cryptic: Fade Beyond the Painting.
Yes. ENDFIELDSTEAM gives T-Creds ×8,000, Elementary Cognitive Carrier ×2, Arms INSP Set ×2 and Portrait frame: Heat-Driven Cog, until Nov 25, 2026 · 23:59 (server time).
Si's Painting, in Wuling. Its guide event is All the Inky Hues.
Sources Official notice · Official New Version Guide · Updated Oct 6, 2026
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