Cloud of Corruption is a direct damage spell that targets all units within 12". Roll a D6 for each unit (friend or foe), even if they are in close combat. Enemy units are affected on a 2+, friendly units are affected on a 4+, and models from Clan Pestilens (friend or foe) are affected on a roll of 5+. Each unit that is affected suffers D6 Strength 5 hits with the Ignores Armour Saves special rule. Roll separately for each unit.