Create a perfect virus that will wipe off the map the whole humanity. This game allows you to complete a huge range of scenarios, in which you have to play for a certain virus and gradually update its characteristics to destroy all living beings.
Make the disease spread through the world and then make it deadly to reach your aim. The scientists will try to interfere with your plans, so be quick! However, in the newest version, you can swap the roles and play for the good side. So, choose the mode you enjoy the most.