Void Waaagh!

(Rule)
Description: Units from your army with the Waaagh! ability retain that ability and gain this one. Once per battle, at the start of the battle round, you can call a Void Waaagh!. If you do, until the start of the next battle round, the Void Waaagh! is active for your army and: - Add 1 to the Strength and Attacks characteristics of melee weapons equipped by models from your army with this ability. - Models from your army with this ability have a 5+ invulnerable save. A Void Waaagh! counts as a Waaagh! for any datasheet abilities.