It supports BTC, ETH, XMR as currencies.
Unlike usual marketplaces, this is a place only for trading, without products or vendors searching. Every escrow is private and the vendor has to share a hash, for example, "15e6MT1Efrpw2h9cuDaXJCc8BZKueCzSnx" to their potential clients, so that they can join the deal or by visiting the onion in Tor browser like:
http://torscrvuodpr2rikhaaasuo52nhwoiifgtrtmcpahkjkjk7itmdyakad.onion/escrow/15e6MT1Efrpw2h9cuDaXJCc8BZKueCzSnx
Tor Onion:
http://torscrvuodpr2rikhaaasuo52nhwoiifgtrtmcpahkjkjk7itmdyakad.onion
PGP:
http://torscrvuodpr2rikhaaasuo52nhwoiifgtrtmcpahkjkjk7itmdyakad.onion/pgp.txt
Mirrors:
http://torscrvuodpr2rikhaaasuo52nhwoiifgtrtmcpahkjkjk7itmdyakad.onion/mirrors.txt
Canary:
http://torscrvuodpr2rikhaaasuo52nhwoiifgtrtmcpahkjkjk7itmdyakad.onion/canary.txt