The "major expansion" will contain new story content, locations, gear, and more, with additional details coming next year.
Also, starting early next year, Bethesda's sci-fi RPG will receive an exporter, and players can access a new Creation Kit for mods.
Various stats also revealed, including over 22 million days of playtime, an average of 40 hours per player, and nearly 2 billion planets visited.
The reviled executive will finally step down after 32 years, with Activision Blizzard leadership reporting to Microsoft's Matt Booty instead.
Obsidian co-founder Chris Avellone says one of the pitched projects was meant to be a smaller spinoff similar to Fallout: New Vegas.
The third-person action-adventure title is in development at Deathloop and Dishonored studio Arkane Lyon.
It adds Performance and Quality modes to the game on Xbox Series X/S and PS5 while serving as a free upgrade for previous-gen owners.
The LinkedIn profile of the game's campaign director suggests it entered development nearly two years ago.
Bethesda Game Studios is also working on adding city maps, mod support, FSR3 and XeSS support, and several other fixes.
"Xbox still being one of the bigger marketplaces for games, we didn't feel like we were going to be overly exclusionary," says Disney's head of gaming, Sean Shoptaw.
It will likely be a while before we see more of Arkane Lyon's single player action-adventure title.
Announced at The Game Awards 2023, Arkane Lyon's next title is a third-person action-adventure based on Marvel's legendary vampire hunter.
Marvel's Blade is a mature, single player, action-adventure game developed by the team behind Dishonored 2 and Deathloop.
The update seems to indicate that Bethesda might give paid mods another shot with the new Creations menu in Skyrim.
A prominent insider has claimed that the Dishonored and Prey developer will be revealing its next game at the upcoming event.
The Fallout series has received its first trailer in the lead-up to its premiere on Prime Video on April 12.
Bethesda's space RPG has seen more than 12 million players since it launched for PC and Xbox in early September, Xbox boss Phil Spencer has revealed.
Bethesda's Todd Howard, who's an executive producer on the show, confirms the TV show will officially be part of Fallout lore.
Images have been revealed for the new series, which is set to debut on Amazon’s Prime Video on April 12.
Following its launch, the vast sci-fi RPG still remains the game Bethesda Game Studios is focusing on first and foremost.