What is the "Ghost Door"?

The ghost door is a door that appears randomly in (at least as of documentation) our personal server. We have only seen it once, where it was locked, but upon exploding teleported us to different games. Have you seen this door? Please contatc us!!!

WE ARE ON THE CASE!!!!

this is what the Ghost Door llooks like (OUTDATED, IT APPARENTLY CHANGES FORMS EVERYTIME?), very simple but stands out cuz its not colored, interior seems to be weird random places, no corrolation it seems