SEIZURE WARNING PRESS SPACE FOR NEXT. Only uses stamps for display, 100% pen except for background The variable to the left is Renders Per Second. Anything blue = invalid colour.
I know that this is lower-res than the actual game Boy(160x144) Square wave sfx from https://scratch.mit.edu/projects/318786401/ Game boy by Nintendo Currently no documentation, just a bunch of custom blocks and a test program