Death and Decay

Death and Decay
Ultimate SpellDebuffCost: 8
Give all an opponent's units and heroes -3/-3 this turn. Deal 3 damage to all their buildings.
BlackDisease Ultimate Magic

Card-Specific Rulings
Giving -3/-3 to an X/3 unit or hero will cause it to die (because it has 0 HP) even if it had armor. — Sirlin