Armor Piercing
Against anything heavier than light armor, Armor Piercing effects will ignore or negate a certain amount of protection.
iCore™i20™ Property Details
the target’s AC is reduced by 2. Against Heavy Armor it is reduced by 3; it always does +1 point of damage for average and major results through armor despite resistance.
• [The minor version is a lesser reduction by 1 of the AC values and no minimum damage]