Talk:Strun Wraith/@comment-76.8.208.228-20130904194155/@comment-7645613-20130905014420

armor piercing damage adds damage to shots regardless of weakspots or not, but of course its extra on weakspots, so is every other damage calculator. armor piercing does extra against grineer so you get more then 100% of your damage when fighting them or infested ancients.