22 links to marketplaces? There are not 22 Marketplaces that are legit; go to reddit, bluelight or drug forums on the clearnet and you can read which marketplaces and even specific users are trustworthy and which ones to stay away from...
Agora Market - haven't really looked into it
http://agorahooawayyfoe.onion/register/W9YAdq5WTK
Abraxas Market - hasn't had a good review in a very long time
http://abraxasdegupusel.onion/register/MmqkU3KL2t
Mr. Nice Guy Market - Hearing very disturbing things about this one lately
niceguyfa3xkuuoq.onion/session/register/D6D80C
Silkkitie Market - Crap the last time i checked
http://silkkitiehdg5mug.onion/
Outlaw Market - Nothing Special
http://outforumbpapnpqr.onion/
Dream is eh, so far, no major complaints but no real stellar reviews either...
http://ltxocqh4nvwkofil.onion
Oxygen Market - Don't know too much about this one yet....
http://o2oxycuvnwxhv73e.onion
T*chka Marketplace - Not sure on this one either
http://tochka3evlj3sxdv.onion/
AlphaBay Market - Ebay of the DarkWeb! This one is great so far..... and they have alternate links too!! (On the house)
http://pwoah7foa6au2pul.onion
alphabaywyjrktqn.onion
pwoah7foa6au2pul.onion
stbux7lrtpegcra2.onion
jsbpbdf6mpw6s2oz.onion
zdfvqospmrbvzdn3.onion
and of course, if you just go to.....http://bdpuqvsqmphctrcs.onion/noscript_by_last_seen.html
it will bring up a page of well over 6,000 onion links and this particular link sorts the site by the Date the site was last seen online, starting from the most recent... last time I checked this site, within the last 48 hours, There were over 1,000 URL's active within the last 5 days; granted some duplicate and soime are pages with nothing on them yet; but I'd say that 90-95% are active and working...
So, you can buy all of the above links for only 10 BTC, send me the money and you can have all the links I just posted here!! Its a good deal, really (Don't worry OP, I will give you 99.5% of all earnings...
Quoted for reference for research.