z to infect all of them x to cure all of them the red ones infect the blue ones by turning them red the infected get speed boost the white ones disinfect (or rarely, infect the blue ones) the red ones by shooting vials (red to green) and its chance based blue ones start with 1 HP scientists start with 7 HP Scientist Priority chart; >Infected Scientists >Infected Cured (Started as cured, infected) >Infected (Started as infected) >Me /j