订阅以下载
Sugoi Dekai and Megamilk shirts for heavy

THESE ARE NOT MODELS, you gonna need to apply them manualy via Element Viever

right click on the model in "animation set" and select "add override materials"
switch bodygroup to the shirt
right click on the model in "animation set" and select "show in element viever" > "model"
find "Heavy_tshirt_blue" (or red, depends on skin)
right click on it, than select "add atribute" and select "sring"
type name $basetexture
add models/player/hvyweapon/milk (or models/player/hvyweapon/sugoi_dekai) to new field

Includes:
models\player\hvyweapon\sugoi_dekai.vmt
models\player\hvyweapon\milk.vmt

walk cycle from video https://psteamcommunity.yuanyoumao.com/sharedfiles/filedetails?id=1657333218