MX is the proof of rights and interests of MXC trading platform itself. Its total circulation is 3 billion constantly and never be added. MX holders can enjoy a series of rights and interests including asset appreciation, rebates on platform revenue, supervision, voting, etc. MX can be obtained in two ways: mining and buying.
Stealthcoin (XST) has been rebranded to Stealth (XST): https://twitter.com/stealthsend/status/993226001101545473 Stealthcoin provides a complete anonymity solution for cryptocurrencies. Stealthcoin has a fair distribution with nearly four hours of low block rewards, a small premine of 1%, and the long-term energy efficiency of proof-of-stake minting.