some third party hosts let you sign up anonymously with an anonymous email etc.
Only ever connect to the server host via VPN
Get a domain with anonymous WHOIS protection
Stick it all behind a reverse proxy
Technically Nintendo or whoever could demand your proxy/host to stop doing business with your account, but they won’t have enough personal info to go beyond that and you can just rehost it under new info.
try [email protected] as I’m not 100% on this stuff
but basically:
some third party hosts let you sign up anonymously with an anonymous email etc.
Only ever connect to the server host via VPN
Get a domain with anonymous WHOIS protection
Stick it all behind a reverse proxy
Technically Nintendo or whoever could demand your proxy/host to stop doing business with your account, but they won’t have enough personal info to go beyond that and you can just rehost it under new info.
How would you pay for the hosting without being exposed?