This whole Discord account hijacking thing spreads in such a predictable viral pattern with predictable actions and consequences, I'm not sure why Discord doesn't have a procedure to flag these sort of patterns in their system.
I mean the metadata is right there. You don't even have to read message contents.
Polychrome 
@Polychrome@poly.cybre.city
👗 Mechanical Gothic Lolita 🎀 A messy piece of clockwork. Lover of tea, tokusatsu, old computers and blob emoji. Swings between posting computer rants and comfy things. 
poly.cybre.city