Program the Polymorphic virus by selecting [Turn on] next to your Personal Computer, and then selecting the Polymorphic Virus from the list of viruses available for you to code.
In order to be able to code the Polymorphic Virus, you need to have completed the Intermediate Programming Course.
You can sell this virus for networth, or use it for it’s corresponding crime.
The Polymorphic Virus takes 25 Days to code
To see the other viruses that you can code, and some more information, go here.