Spider-Man: Return Of The Sinister Six game is a ROM you can play online within your browser. This Sega Master System ROM runs in our top-notch quality emulator at PlayRoms.net only. Play Spider-Man: Return Of The Sinister Six Sega Master game online in English USA version on your desktop, tablet, and mobile. If you liked playing this emulator then you will also be interested in similar classic titles Spider-Man: Shattered Dimensions and Spider-Man: Battle for New York. This free game belongs to the Spider-Man and Platform category of online retro games.