Empire Market is original, original and expanding for the hights of darknet market on the tor.
It takes almoust all of it's central features from now Alphabay. And calling itself a replacement of it.
The authenticity of It's onion URLs can be verified by using the dark web marketplace's own link-verifier webpage http://empiremarket-url.com/.
If links links are not working, here is the links where you can discover working tor marketplace mirrors http://empiremarket-url.com/