Micro Machines and clever Mega Drive cartridges

Games Asylum: "A new Micro Machines game was announced earlier this month. To many, Micro Machines means only one thing: local multiplayer.

This new ‘un supports it, sure, but with those futuristic wireless controllers we have these days. It wasn’t like that back in the ’90s. Back in the ’90s they had to be clever, and they could be, because cartridges. So here are six terrifically clever Mega Drive cartridges that you probably remember"