How?
He got softbanned for multiple violations along with another Baldi modder, then he threatened in both a Discord group chat and a server that he would get rid of the founder of the site by hacking into their account, demoting all staff, trashing their work and scrubbing the account.
I screenshot those messages and sent it to the staff channel in the GameBanana server, then one of the game managers pinged an admin and they banned him.