Create characters with a good physique, but not exaggerating, actively looking for their physiques to enter the range of what is anatomically correct, for example "David".
While the bara creates characters similar to those in jojo bizarre adventures
In any case, be careful with the checkpoints you use or your characters will be very limited, try to use a good checkpoint for men (they are not necessarily the most downloaded)
You can create furry characters, anatomically correct is only limited to muscles
https://civitai.com/models/63413/male-hero-muscular-soft-gay-focus-anatomically-correct
