He’d still have a lot of property to his name, a lot of other assets and stuff that aren’t tied to an arbitrary stock market. Even if you crash it, mansions and luxury cars would still be very valuable. He will never not be a billionaire due to that.
That is, unless you redistribute his wealth. Then yeah, he wouldn’t be filthy rich anymore.
Noooooooooooooooooooooo
Don’t make it triple A, make it indie or at least from a smaller studio. It will be more of the same slop with nothing innovative if it’s AAA :(