Areaportals
Add them.
Exterior will need areaportalwindows

Objective timers
Each event needs 1 minute of preparation, and a world hint to direct players to assist anyone already trapped in the event.

The events can be ran simultaneously, which is dumb.

Grief/Exploits
Suitcase can be thrown past the tunnel. (image

Radio event can be easily bypassed.
https://www.youtube.com/watch?v=fBHA7LB5k_0
A cade can be constructed at the tunnel, and players in the train can get crushed.

Bugs
Player can get stuck in this corner (image

The blue boxcar has an issue where it will "eat" up a suitcase and not count it, therefore humans fail the objectives everytime.