Ranboo Theory Archiveさんのイラストまとめ

More speculation,but maybe Ranbob was Enderwalking after all. Hes closer in resemblance to “normal” enderman, the violent response to the human players (instinct) as well as his idolization of dream, its very possible that it wasn’t the “awake” ranbob that killed our protagonists

And of course we can’t forget the time traveler parallels.