Top 20 Cartridge (Individual Formats) Chart
Week Ending - 6th July 1991

This Week	Last Week	Title	Format	Publisher
1		Sonic the Hedgehog	Mega Drive	Sega
2		Castle of Illusion Starring Mickey Mouse	Game Gear	Sega
3		The GG Shinobi	Game Gear	Sega
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All charts based on Gallup Weekly Report © ELSPA.