Yea, BTC custodials are never the perfect solution - but the best for wide adoption of anonymity. I know, this is not the prettiest solution out there. It is just one.
Just remember people who care about privacy usually prefer not to use custodial option.
You can always use Chipmixer if you don't want to wait, you will get real bitcoin without paying any extra fees.
Chipmixer bring trade-off where you need to trust them not to steal your coin or doesn't keep log.