The new negatives in English are proliferating.
Trans=Not
Mostly=Not
So “Mostly Trans” is a double negative.
And so a “mostly trans” man ought to be a man. Likely a very confused man, but a certifiable (likely in more than one sense of the word) XY.
National Catholic Reporter is a liberal, anti-Catholic theology site.
National Catholic Register is conservative and reverent. I got the two confused once and was horrified.