video games Sega video games Sega System 1 games Arcade video games Master System games SG-1000 games Game Gear games Amstrad CPC games Commodore 64 games ZX Spectrum games Mobile games Wonder Boy (video game series) Sega arcade games Virtual Console games PlayStation 4 games PlayStation Network games Platform games Activision games Single-player video games Video games developed in Japan Westone Bit Entertainment games de:Wonder Boy fi:Wonder Boy