Recieved 2 additional Raspis and couldnt’stop setting them up unfortunately the display ordered was broken so i didnt build the mobile RetroPi. So I tried it with my cheap china beamer:

   

Longrunner Cam with Raspberry and self build Lego Case.

 

Unfortunately broken display (Raspi HD TFT Hat 800×480).

But a 10″ touch screen and case arrived