THIS IS NOT MODELING!!!
this is a TEXTURE called a roughness map, here's one I found on google images; black is shiny, white is rough. you could play with the levels to make effect less intense.
took me 30 seconds, do not be fooled by video game mysticism and hypemen!!!!
I want yall dead and yall know dat but yall too pussy to come to my city and kill me yall self, if yall hate me dat much then kill me what yall pussies scared of