Paradox announced Victoria 3: Pivot of Empire, the next "Immersion Pack" coming for their 19th century grand strategy game in November along with a major free update.
Microids Mystery Menagerie Humble Bundle is live with 18 games and 1 discount count giving you lots of mystery adventures to play through. Plenty have good Steam Deck / Linux compatibility too.
Valve released a new update to Proton Experimental with a big change for how they handle video playback, and hopefully give a nice compatibility boost for Windows games on Steam Deck and Desktop Linux.
Coming in a day late for my recent Steam Deck Verified round-up, The Rogue Prince of Persia from developer Evil Empire and publisher Ubisoft is now Steam Deck Verified with a big update out.
GOG sent word via a press release that the huge Fallout 4 mod Fallout: London from Team FOLON has hit 1 million players. Additionally, it's Fallout Day so all the games are on sale.
Fear the Spotlight from Cozy Game Pals and Blumhouse Games is a retro-styled horror game that looks like it would fit right in on the original PlayStation. It's just be re-released on Steam with Linux support.
Continuing to improve compatibility with Windows games on Linux outside of Steam, the Unified launcher for Windows games on Linux (UMU) has another release out now.
Freehold Games and Kitfox Games have announced the thoroughly strange and unique science fantasy roguelike epic Caves of Qud is leaving Early Access on December 5.
Blending the mining and side-scrolling from Terraria, with the building and automation from Factorio — AutoForge looks interesting. Maybe this will scratch an itch you didn't know you had.