When we talk about the in the context of VR trolling, we are referring to the custom menus and interfaces that users attach to their avatars. In platforms like VRChat, users can upload avatars with custom scripts (via Udon) that create floating menus only the user can see or interact with.
: A primary "annoy" feature that places the player's giant hands or other objects directly in front of a VR player's camera to blind them. VR Hands Troll Annoy GUI