yeah there are more marketplaces in darkweb then in real world internet and all accepting bitcoin as most ! and to make the marketplace as that is same how you make here in real internet and you can host there only using some hosting company in drakweb only Cheesy
And the items there are not being scanned or pre-screened by the government so it is a very risky market. Even though there are a lot of items there that are going to be available but once the FBI are going to see you availing and tracked you. Then don't open your door after transacting if someone knocks your door three times.