Empire Market is original, new and reaching for the hights of deep web markets on the onion network.
It holds much all of it's central features from now Alphabay. And calling itself a replacement of it.
The reliability of It's URL can be verified by using the darknet marketplace's own link-verifier website http://empiremarket-url.com/.
If onion link links are not working, here is the onion link where you can find alternative darknet market mirrors http://empiremarket-url.com/