I suppose what you want is to find a site that does not require KYC and that at the same time is safe. These days, it is complicated, since generally sites that do not require identity verification tend to be less reliable, as operating without regulations also means they are not subject to laws that protect users.

Regarding the Trustpilot ratings, they are very subjective when it comes to casinos. Generally, most people who leave reviews do so to complain about a previous issue, and although it may be resolved, many forget to change their review.