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The following are strategies, tips, and Q&A for the Who needs brains achievement of the Frozen Virus scenario. Please feel free to add your own below:

Tips[]

  • To earn this achievement, players must evolve the symptom Neanderthal Regression, which, if evolved, will turn all infected into Neanderthals. It requires the Full DNA Repair trait to be evolved. Countries that are 100% infected will become ruled by Neanderthals, and cure research will stop in those countries. If the world's population is reverted back to the Neanderthal Era, the player will win the game and acquire the achievement. - 24.24.132.58. For further strategy, please see Strategy Guides/Frozen Virus.
Cure flask icon empty This trait has not been fully evolved, thus making it a stub. You can help make it useful by expanding it.
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