Yeah, I googled 'sega keymaster' to see what the game looked like and the first result was a 2014 video in which the person demonstrating the game described it

Yeah, I googled 'sega keymaster' to see what the game looked like and the first result was a 2014 video in which the person demonstrating the game described it as "pretty much luck" and "not due to pay out no matter how accurate you are." 1. https://www.youtube.com/watch?v=iczyli1Uo1w https://www.youtube.com/watch?v=iczyli1Uo1w