Plot twist: All of the "bot accounts" were actually a huge influx of Reddit users who were lurking. By removing the accounts / defederating with their instances, we've sent them all back to Reddit, ensuring Reddit can pull through the mass exodus.
Lmao yeah that pretty much looks like what they were using.
But the way I took care of it was just deleting users who hadn't completed their email verification within one hour. The bots haven't actually done email verification YET