E-games are not to be trusted, they change betting odds as they see fit,
Decentralized/crypto platforms are a good place to start, if their code is fully reviewed, none of the game mechanics can be changed, hence you can find more fairness here
You can find some here
https://dappradar.com/https://dapp.review/Not really. There are many casinos I know that have Provably Fair mechanism in place so bets cannot be altered by the server. And a handful have started using BTC recently.