An original icon(s).
An opening scare-a-mony, more theming throughout the park.
Something that ties into Universal horror history.
An actual interactive online game, website, experience.
Set scare zones, I wouldn't even mind if you threw in some roamers as well.
At least 8 houses if not more, and they could make them darker that would be great....
An extreme house, or just a generally more extreme event.