So, why wagon is pink?

I think that's mine!

Fully Connetend Map , halloween version and night variant

I merged all those replies into the thread to make it more readable. That file doesn't belong to the game & it might be part of a mod you're using. I suggest consulting the mod developer.

There are a bunch of steps you have to do in order to get to play multiplayer. You can find more information on this page.

Hm . Oh! Nice idea you got here