It is %100 pen. Everything is by me ---------------------------------Extras------------------------------------ Click the options gear to adjust the pen thickness and the step rate. Press the Left Arrow Key to run through the full sequence. It is long, but very cool. Press the Right Arrow Key for a shorter sequence. Press the Up Arrow Key to pick random numbers. To see each shape really fast just turn on turbo mode and press the left arrow key An official sequel to Polygon Pen (https://scratch.mit.edu/projects/128331041/). You may notice the coding is very similar. By the way, the pen used in Polygon Pen has a step rate of 2, while this has a step rate of 1 so it looks smoother.