Paura

All enemy units in base contact with one or more models with this special rule suffer a 1 Leadership modifier. Models that are Immune to Psychology or that have Fear themselves are immune to the effects of Fear. At the start of each
Combat Round, units in base contact with one or more enemy models with Fear must take a Leadership Test. If this test is failed, the models in the unit have their Weapon Skill reduced to 1 for the remainder of the Combat Round.