That isn’t racism Mizo. Racism is saying something like “all people from America are fat”. Also, xav is probably the last person to make fun of someone for their nationality. For example, he gets offended when people make jokes about AID’s or Cancer.
When you first xrayed I though you were a big noob but you have proved that thesis incorrect by reporting player, being kind, being active on the forums, and many more tasks.
As skills told you, he used the dyna-map where it is possible to see where everyone in the server is. He used an invis potion so you couldn’t see him. It is something that has been done a lot. I would recommend going to /wild so he cannot find you on the dynamap.