Make up a police robot to defend people.It will be activated by voice or a touch screen panel.
Other robots from Synthiam community

Moviemaker's Well, It Is Obvious That I Did Not Sell My V3,...
I made another scrap robot. Here are the pictures. She is made from parts of the Sunshine Robot, parts from the...

LJ's Project Grim Reaper
Years ago I saw a few Halloween props discussed here, on YouTube and on Make. I showed a few to my kids who really...

Jim's Project Armadeus
For the last decade or more Ive been working on a series of large robots with articulated arms. I just finished the...