The Truth about Sega’s TradeMark Security System (TMSS)

I’m bringing out the truth about TMSS! Admit it! Sega never made a game console that can’t play that region’s release of Phantasy Star II, and it’s time to show exactly what that means and why. Let’s dig into the technical nitty-gritty of one of the biggest flops in console licensing history. Spoilers: It’s a little more complicated than you think, at least in Japan.