It's a bit of a convoluted title and I apologise for my poor English, it's not my first language and I'm far from fluent. I hope my current code explains my goal better than my written explanation.

@echo off
Setlocal enableextensions enabledelayedexpansion
set BCAT_PATH="C:\\Users\\USER\\Downloads\\FMOD conversion to packable\\0Tools\\bincat"
CD "9temp\\zzz_FSBS_Extract_test"
for /D %%D in (\*) do
"