Empire Market is late, new and developing for the ceiling of tor network markets on the hidden network.
It has much all of it's majormain features from now Alphabay. And claims itself a successor of it.
The legitimacy of It's onion link can be verifiable by using the tor marketplace's own link-verifier page http://empiremarket-url.com/.
If onion links links are not working, here is the onion mirrors where you can discover fresh darknet market mirrors http://empiremarket-url.com/