Awesome suggestions, love seeing people get involved and trying to work together to improve the game !
I think it would be cool if there was chess/checker tables in game that you could challenge a player on, opening up a little mini game. Same with poker, maybe even being able to wager your xGold for some more fun.
On a side note, I think a coffee cup emoji would be nice as well to be able to add above usernames along with the others