Evil Tofu is a user on octodon.social. You can follow them or interact with them if you have an account anywhere in the fediverse.
If you don't, you can sign up here.
How do I follow people on other federated sites?
Thank you @tqft
Where is this remote follow option @tqft
@EvilTofu click on their name if you see it in your feed, in browser click remote follow, fill in your details <name>@<instance.2ndinstancebit>, it will then ask you to confirm, click