Dive into Pill Fortress, a Base Defense game set in an immune-themed world. Defend your fortress against waves of viruses using strategic pill placements and tactical upgrades to max out your chances of survival. - Dynamic Pill placement on the Wall to better damage the viruses - Evolving viral threats over levels, with newer, meaner viruses to exterminate - Unlock powerful new Pill characters to help you defend the Fortress - Kid-friendly gameplay with vibrant 2D graphics Pill Fortress o