Bspin Casino offers you a Bitcoin Cashback Bonus only if the price of Bitcoin increases week to week from their previous week's loss. It is available to players with a loyalty rank of 5 or more. The funds received from the cashback bonus have no restrictions. The price of bitcoin has to be more than the previous week for the players to get cashback.
The cashback will be credited on Monday. The prices for the bitcoin are taken from the 'Coinbase Pro’ market service.