If you find that you are rediscovering a lot of well known bad actors, it might be looking into checking out Community blocklists to see if any of them are a good fit for you.
You can review what's on the blocklist as well.
Hachyderm's blocklist is ~400 instances. We're looking at applying tags so we can get more nuanced data out of them.
That said, blocklists aren't the only solution to hateful online content. They are just one step that will help you learn from what others have found. 2/2