Almost all licensed casinos operate under the same rules. Therefore, users have no choice. Non-licensed casinos often cheat their users, so it is not recommended to use them.
Then what? if you're not comfortable to gamble on crypto casino either it's licensed or non licensed, then just don't play. You have a choice to play on fiat based casino where you need to link your bank account and submit your KYC on the site, if you think online fiat casino still will scam you. Then you need to play of land based casino. Do you think all land based casino is legit? how do you verify if the slot machine is legit?