I have an idea for a robot that most of the parts are 3D printed so it would be easy to to fix/upgrade or give it your own personal twist.
By Whopper Mods
Other robots from Synthiam community

Urbanh's Target Bot
So heres the Target Bot. D7 is the main servo. D8 is the switch, which uses the GND and Signal cables (no resistors...

DJ's So, I Taught Jd How To Play The Piano
This is just the first version... I think itll be a good idea to put a robot band together after the holidays

Ezang's Mr. Metal Robot 2020
Talking Mr. Metal robot - Arc software - 2 io tinys 2 RGB for eyes - servo city parts, gears, channels etc... DFRobot...