I am familiar with 4 of the autos and they look dead on.
This event was invite only and that poster was released for that event.
I think Chan is jumping at shadows. Chan, he has been selling posters from El Capitan since last year.
I also think the seller is affiliated with the theater directly as an employee or indirectly via family or a friend who works there.
What I would like to see is the Comic book that came in the VIP bags,signed by the cast or the Statue signed that was included