This would be so interesting. Funnily enough, Treyarch has had a history of doing this with the start of their new games. Black Ops 1’s first ever map, Kino Der Toten, was actually originally developed for World At War back in the day and was leftover once DLC had ended.
Now that you’ve told me that and considering the development cycle and how badly received Black Ops 4 was, that wouldn’t surprise me. They put a TONNE of eggs in that basket which never really came to fruition because of how the reception went.
Also, posting these up because I finally found the high definition versions. Yoji Shinkawa’s art for Black Ops 3 Zombies’ final DLC. Featuring the original crew:
