Plague Bomb
Action: Deal 1 damage to target unit. Deal 2 damage to another target unit. Deal 3 damage to a third target unit.
Church of Sigmar
Kingdom. Opponents cannot target your units with card effects unless they pay an additional 1 resource per effect.
Plague Bomb has Multiple effects
need to pay additional 3 or 1 resource to use plague bomb to target 3 units?
why?
and what's defferent between "effect" and "card effect" ?