I have never visited a Betfair gambling site, what kind of options are offered in this.

However, there's at least a little workaround for you for now, would you mind having a look at some of the resources below.

Fed Up With Betfair? Here are Three Sites Similar to Betfair

Topic: Is there a "betfair" for bitcoin up and running yet?

Topic: Any good crypto betting exchange ?

Topic: suggest some btc sportsbook similar to bet365/betfair

Who knows, among these 4 sources can be useful for you in finding gambling sites that offer options like Betfair.