Why would you have to scramble to re-align? It really doesn't matter if something in the future says one evil Dragonborn company, because in your setting it has three and two are not evil. DMs are not beholden to what is written in a setting and never have been. If the PCs in my game destroy...
Or, like is fact, the Realms history is so vague and full of holes I could write historical impacts for several dozen new races covering thousands of years without contradicting anything.
No retroactively changing any history. No existing with no impact.
https://www.redbull.com/int-en/rookiescup/riders/athlete-profile-kristian-daniel
https://www.roadracingworld.com/news/roadracing-world-young-guns-2025-kristian-daniel-jr/
His dad and I played D&D together for many years.
While driving my son to school yesterday, one of the department stores was advertising their in store Cyber Monday sales on shoes, pants and other apparel items. I just looked back at him and said that they didn't seem to understand the concept of Cyber Monday.
Slots are much easier. I have 3 1st level slots, and 5 1st level spells to pick from. With points I have to worry about using too many here and not there. How many do I have to save for future encounters. The temptation is large to use a lot more lower level utility spells out of combat...
That's the point. WotC doesn't need to create a brand new setting every time something changes in the rules. People who play this game are plenty capable of spending a few seconds to do it themselves in one of the many kitchen sink settings already out there. We don't need yet another kitchen...
The point is that with what I came up with they are not newcomers. They were there and are native, and are important to the setting. And I could come up with dozens of other ways that they were there are along and important to the setting, just not in the forefront of gameplay up until now...