Which crypto betting site is the best in your opinion ? Do you prefer sites that use large cryptocurrencies or platform which use their own token ? Why ? We would love to hear your opinion on this subject.
Try BitDice, it's user friendly and so easy when it comes to withdrawing your winnings. They also offer betbacks when you lose to your bets at a certain game. You can play using (BTC, eth, and Ltc) coins, yet you can also use their own coins which is CSNO that is much cheaper than those top coins.
Are you sure you can bet on Bitdice?

On which sports?
As far as I know, it's just a casino, you can't bet on any sport, you can only gamble overthere.