It’s an all or nothing unless you want to be the ruler who decides whose phobia is common or sever enough to justify a content warning.
Sorry, Jane Doe, but your xanthophobia just isn’t common enough to warrant a content warning.
I don’t mean to demean you, but saying that your particular phobia is bad enough to warrant a cw, but then saying that someone else’s isn’t, comes off as quite a poor take.
For what reasons other than political would blizzard want to stay on his good side? Or do you think Elon’s money in the cosmetic store would just be that valuable to them?