i need a explanation of the niche terms of rating,

[qwertydied]

i understand like the surface level like mtn htn ltb htb etc etc , but i’ve seen some other stuff being used before and i wanna know what it all means

 

[vincentzygo]

psl scale? https://looksmax.org/threads/complete-guide-to-psl-ratings.379179/

 

[trenace450]

From most ugly to least
Subhuman(literal deformities) - ltn - mtn - htn - chadlite - chad - true adam
For women just replace it with becky and stacy and true eve, it's pretty obvious when you think about it