This is an all-new expansion for the popular game Pandemic. You need to own Pandemic and Pandemic: On The Brink to play this expansion. Behind sealed biohazard 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. CAN YOUR TEAM WORK TOGETHER IN THE LAB TO SAVE HUMANITY- The base game Pandemic and the expansion Pandemic On the Brink are required to be able to play this expansion. Content: 4 new Role cards, with matching pawns 3 new Event cards 1 Lab board 5 cure vials 14 Sequence cards 2 revised role cards with Lab abilities 5 Lab actions reference cards 1 CDC card 3 wooden team research stations 14 awards 8 Goal cards 10 Bonus cards 2 Virulent Strain Epidemic cards 12 purple disease cubes 2 Mutation Worldwide panic cards