How was it possible to have "wrapped blackcoin" if BLK has not forked? What is the process to burn to wrapped chain? Is there a way to go from Binance back to BLK?
There is a bridge that wraps BLK into wBLK on the BSC chain.
https://wrapping.services/get/blk/The native coins are held in a 2-3 multisig wallet.