The Sinking City 2 updates and DLC roadmap as of 18 Aug 2026 has exactly one confirmed Premium-exclusive side mission: Holloway Manor. No further DLC is announced beyond Holloway Manor. The gold-master build was confirmed on 7 Aug 2026 ahead of the 18 Aug 2026 launch, and the canonical patch-notes path is the Steam News feed for AppID 2825860. The Arkham Field Kit cosmetic pack is also confirmed.

Sources

[The Sinking City 2 on Steam](https://store.steampowered.com/app/2825860/The_Sinking_City_2/) - `official/store` - checked `2026-08-18` - Premium-exclusive Holloway Manor listing and the Steam News patch-notes path for AppID 2825860. [Steam News for The Sinking City 2](https://store.steampowered.com/news/app/2825860) - `official/store` - checked `2026-08-18` - Canonical patch-notes feed for build patches, hotfixes, and DLC announcements. [Xbox Store - The Sinking City 2 Premium Edition](https://www.xbox.com/en-US/games/store/the-sinking-city-2-premium-edition) - `official/store` - checked `2026-08-18` - Premium Edition bundle description including Holloway Manor, Chthonic Arsenal, and Arkham Field Kit. [PlayStation Store - The Sinking City 2](https://store.playstation.com/) - `official/store` - checked `2026-08-18` - Standard, Deluxe, and Premium tier listings per region. [Frogwares YouTube channel](https://www.youtube.com/@Frogwares) - `official/store` - checked `2026-08-18` - Trailer-level announcements and DLC roadmap confirmations when they happen. [PCGamer - The Sinking City 2 review](https://www.pcgamer.com/games/horror/the-sinking-city-2-review) - `media/interview` - checked `2026-08-18` - Premium-exclusive Holloway Manor and 18 Aug 2026 launch context. [Rock Paper Shotgun - The Sinking City 2 preview](https://www.rockpapershotgun.com/ive-walked-the-waterlogged-streets-of-the-sinking-city-2-and-we-might-finally-have-a-cthulhu-survival-horror-game-to-rival-resident-evil-and-silent-hill) - `media/interview` - checked `2026-08-18` - 18 Aug 2026 launch coverage. [wccftech - The Sinking City 2 review](https://wccftech.com/review/the-sinking-city-2-eldritch-survival-horror-done-right) - `media/interview` - checked `2026-08-18` - Launch coverage and eldritch survival horror framing. [SixthAxis - The Sinking City 2 review](https://www.thesixthaxis.com/2026/08/17/the-sinking-city-2-review) - `media/interview` - checked `2026-08-18` - 17 Aug 2026 review and launch coverage. [GamingBolt - 15 Major Details You Might Have Missed](https://gamingbolt.com/the-sinking-city-2-15-major-details-you-might-have-missed) - `media/interview` - checked `2026-08-18` - Post-launch DLC plans not announced beyond Premium-exclusive Holloway Manor. [OpenCritic - The Sinking City 2](https://opencritic.com/game/20806/the-sinking-city-2) - `media/interview` - checked `2026-08-18` - 17 Aug 2026 review embargo and aggregate critic count.