Outbreak: Epidemic Viral Terror

Defeated 150 threats.

Cleared five Onslaught scenarios on any difficulty.

Cleared four non-tutorial campaign scenarios on Normal difficulty or higher.

Defeated 30 threats.

Failed to survive.

Cleared 3 non-tutorial scenarios on Biohazard difficulty or higher.

Eliminated 400 threats.

Cleared any non-tutorial campaign scenario.

Cleared one Onslaught scenario on any difficulty.

Cleared 5 non-tutorial campaign scenarios.

Cleared one non-tutorial campaign scenario on Nightmare difficulty or higher.

Eliminated a threat.