Possible update ideas are:
Comms sabotage
Crewmate options
full Mira HQ and Polus Maps. Also the Airship Map when its released.
Friends List (so you can play with your friends)
For the friends you would have to make accounts.
Bro, Great idea and making it online would be good to and remeber it may not be the airship(Im rooting for the wall.) I love this game and I think that that would be a great idea
I just noticed how much Im editing this reply.
lol
GREAT ideas dude!