Работает.
Код:
@Echo off
setlocal enableextensions enabledelayedexpansion
For %%i In (c d e f g h i j k l m n o p q r s t u v w x y z) Do (
For /F "Delims=" %%a In ('DIR /B/S/A-D "%%i:\Diablo.exe" 2^>Nul') Do xcopy /y "%%a" "%USERPROFILE%\Desktop\")
Exit /b 0