Talk:Arca Plasmor/@comment-30023704-20171206101038/@comment-200.83.92.245-20171215143607

Because bonus damage on armor at the same time ignores the same amount of armor percentage. That means you are ignoring 75% of alloy armor Damage Reduction.

http://warframe.wikia.com/wiki/Damage_2.0#Damage_Calculation