Behind sealed bio hazard doors scientists race against time to sequence diseases and test cures take samples and develop cures in the lab challenge play on your own or as rival teams for 4 or 6 players extend the on the brink challenges with new virulent strain events or the worldwide panic mutation scenario once during your turn as an action you may give a city card that matches the colour of the city you are in to a player in any city of the same colour lab challenge once per turn at a resea