This guy LuciferIsGod_ griefed my best friend's (Babydragon2409) base with no reason, here is what he did so babydragon put out a thing in the chat to ask people if they could help her with a griefed part of her base and he tryed to tp but she denied it so he took advantage of /disguise and tp'd to her again this time she accepted because she didn't know it was Lucifer than he griefed her base.
Proof down below.
Proof down below.