"Such portrayals" refers to the way something or someone is depicted or represented. It could mean how they are shown in a movie, book, or any form of media. Full definition
Such portrayal does an injustice to serious proponents on all sides of the issue. (scientificamerican.com)
My point at the moment is only to suggest that one of the reasons for the loss of belief in a life after death is precisely the growing acceptance of just such a portrayal of what each one of us really is. (religion-online.org)
The information behind such portrayals doesn't come from the files of secret British and US intelligence services that we're never allowed to see, but from the horrifying testimony of survivors, or those still trapped in areas of ISIS control. (blog.politics.ox.ac.uk)