Toxic pores are a evolutionary defense mechanism used by Zerg creep. Once creep finishes transforming the surface, it will eventually start to alter the atmosphere of the planet. Through the use of multiple toxic pores, a fully infested world could be covered in clouds of poisonous gases in no less than 2 to 3 standard days (Justice League: Secret Origins). Due to the volatile nature and concentration of the fumes produced by the pores, any attempt to destroy them results in a large explosion akin to igniting a Vespene Refinery. Special abilities: