Just found this little gem on STEAM. http://store.steampowered.com/app/246620/?snr=1_4_4__100_4
Cool thing is that it is still in Alpha dev. and it is a free Android game. I am dld'g the Android App now to test it out. Nothing like infected the world with a virus from your toilet.
Google play App https://play.google.com/store/apps/details?id=com.miniclip.plagueinc&hl=en