Describir: Rex built in

 _____       ___     __   __   _    _    _    _     ______    _____   
|  __ \\    / _ \\   \ \\/ // | || | || | \  / ||  /_   _//  / ____|| 
| |  \ ||  / //\ \\   \   //  | || | || |  \/  ||   -| ||-  / //---`' 
| |__/ || |  ___  ||  / . \\  | \\_/ || | .  . ||   _| ||_  \ \\___   
|_____//  |_||  |_|| /_//\_\\  \____//  |_|\/|_||  /_____//  \_____|| 
 -----`   `-`   `-`  `-`  --`   `---`   `-`  `-`   `-----`    `----`  
                                                                      
  _____   
 |  ___|| 
 | ||__   
 | ||__   
 |_____|| 
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