I dont know if you do this manually or edited 123 warlock teleport addon to help you manage requests, but ...
Instead of "321"s in world chat, lets place "Pootis Spencer" next to goblin poller in major cities.
A vending machine, npc, or repair bot selling candy.
"Come over here, I move time and space. Want some?
Click open shop UI:
icon: candy cane https://octowow.st/db/?item=20389
name: radio candyshack
use: eat me and enter interdimensional train
yellow text: "I shouldn't eat random candy off the street."
expires in 2 minutes
On use, player is self teleported to DJ-GM, candy runs .appear to dj, or some preset .go creature DJ-GM deploys.
In off live-radio time Pootis Spencer would hush people away "I got nothing for you kid, go away" or is simply not there.