XMR is not banned, It is a currency with private properties, so some CEX (Centralized Exchanges) are removing pairs because transactions are quite anonymous, you can use XMR in the DEX (Decentralized Exchanges) and P2P world.
Each Pax Gold (PAXG) token is backed by one fine troy ounce of gold, stored in LBMA vaults in London. If you own PAXG, you own the underlying physical gold, held in custody by Paxos Trust Company.