Fallout New Vegas started life as Fallout 3 DLC

Bethesda was too busy with Skyrim to work on Fallout New Vegas, so turned it into a full game and gave it to Obsidian

Fallout 3 - Wikipedia

Fallout New Vegas: Honest Hearts on Steam

Fallout 3 - Mothership Zeta on Steam

Fallout 3, Fallout Wiki

I beat New Vegas and its DLCs with 0 kills on Hardcore : r/fnv

Which order should I start the dlc's and in what level ( feel free to share ur opinion) I'm new btw to fallout NV : r/fnv

Fallout: New Vegas mod The Frontier is out after seven years of development

In what the Fallout New Vegas dlcs are based of: : r/falloutnewvegas

The Making of Fallout: New Vegas: How Obsidian's Underrated Sequel Became a Beloved Classic

10 Best Fallout DLC, Ranked

Fallout: New Vegas – Dead Money DLC is more like deadweight

Fallout: New Vegas add-ons, Fallout Wiki

Fallout New Vegas started life as Fallout 3 DLC

Fallout New Vegas DLC: Your Essential Guide to the Wasteland - Cheat Code Central