Except for the more than 99% of non-gamers who don’t hang out on boards like /v/?
I’m not accusing anyone of being a Nazi, just pointing out that outside of a very specific subculture this is a very risky joke (and not a particularly funny one in any context).
You probably wouldn’t call people -fags (newfag, macfag, eurofag, etc…) either, even though “master race” carries far worse connotations than “fag”.