In the Shooting phase. Balthasar can throw a vial of highly acidic alchemical substances taken from the box in the saddle bags of his Pegasus. The vials have a range of 6' and follow the rules for throwing knives. If Balthasar hits. the vial will shatter, wounding any target on a 4+ (including ethereal creatures. war machines. etc). No armour saving throws are allowed against these wounds.
Building an army? Create, validate and share your list with New Recruit, army builder for Warhammer Fantasy Battles (6th definitive edition) and many more games.
Try the builder