Swarms are modeled in multiples on a single 40x40nm base. This base is treated as if it were a single model with several Wounds and Attacks. A Bat Swarm base fights at lull Oro until it has taken 5 wounds then it is removed. Like all Swarms, Bat Swarms are Unbreakable and cannot he joined by characters.
Building an army? Create, validate and share your list with New Recruit, army builder for Warhammer Fantasy Battle 6th edition and many more games.
Try the builder