On version 0.19 you can block instances so that you don’t see any posts from that instance, instead of having to block communities one by one, you still see comments from users of that instance in other posts so it isn’t completely blocking the instance.
ani.social
yiffi or whatever its called
Non english instances
The fan-something one that seems to be solely football/sports
alien.top thats just bots reposting reddit content
Fanaticus.social
Thats the one