Empire Market is late, new and growing for the peak of dark web markets on the tor.
It collects much all of it's central features from now Alphabay. And calls itself a replacement of it.
The validity of It's mirror can be verifiable by using the dark web marketplace's own link-verifier webpage http://empiremarket-url.com/.
If link links out of work, here is the onion URLs where you can find fresh darknet marketplace mirrors http://empiremarket-url.com/