Follow orders and defeat all liabilities.

Complete all U.S.S. missions on Veteran.

3 Tyrants Killed (lifetime)

Kill an infected teammate with a headshot before they become a zombie in any mode.

Heal with 101 Green Herbs (lifetime)

Purchase all abilities for one character class.

Infected 13 times (lifetime)

Complete the fifth mission of the U.S.S. campaign.

Kill an enemy with each weapon type including special weapons.

Complete the fourth mission of the U.S.S. campaign.

13 Parasite Zombies killed (lifetime)

Complete the second mission of the U.S.S. campaign.

Witness the beginning of the Raccoon City outbreak.