My big one i can't use is todd howard in the batterwitch/icp/whatever role. "Guy who just keeps releasing the same power fantasy over and over as arch villain" would be really powerful in a more meta fanadventure (I kind of wanted to use this in my fanadventure, bildungscaught, but it starts like 6 months before skyrim's first release so it didn't make in universe sense.

there are also some video game things i haven't seen invoked with sburb or invoked enough that would be fun. Sburb vertical slice, sburb turned into a haunted game creepypasta (we have sburb.exe but i need more), sburb esports