Cmd matrix and cmd tree
@echo off
color 0a
:A
echo %random%%random%%random%%random%%random%%random%
echo %random%%random%%random%%random%%random%%random%
echo %random%%random%%random%%random%%random%%random%
echo %random%%random%%random%%random%%random%%random%
echo %random%%random%%random%%random%%random%%random%
echo %random%%random%%random%%random%%random%%random%
echo %random%%random%%random%%random%%random%%random%
echo %random%%random%%random%%random%%random%%random%
goto A