nts.live internet radio from London

Yes because there is no need to setup another VPN. You only configure the DNS settings (Private DNS). I know that Mullvad on PC has an option to use custom DNS server

There’s always nextdns.io that can be configured to use ad blocking filters on the dns level. You can set it up on your phone as well

Why uBlock + ABP though? Isn’t uBlock alone enough? And why not Firefox instead of Opera as it’s also based on Chromium?

And also NextDNS can do the same and you don’t need to install anything