Questions in DONTFORGET

Share your creations!
It will probably sound stupid, but what is the chance that a partner will appear? I killed so many monsters, but he never showed up.
Hi so I am trying to join the discord server and it says the invite link is expired. Anyway I can join?
Im trying to play the game on multiplayer, but anytime i click to play it, it just closes the game? can someone help?
IMPORTANT QUESTION!
In a future update, will all of our progress be reset?
I want to implement custom sprites into a map I'm making but whenever I try to export the map, it says that it can't export the map with the custom graphics. Is there a way to export the tileset I have?