This idea came to me from an old game i used to play... The level involving it i have never beat the game is called Total Annihilation if any of you remember that one. heres an image

and another

maybe 2 feet tall or shorter, because any bigger and it might be the real thing... the power led can be the laser out its mouth and the hdd led can be the cannon on its arm. i dont know how to upload the pictures to view on this topic,so i hope that putting the hotlink wont get me disqualified