Talk:Heimerdinger/@comment-174.91.104.235-20120616224433/@comment-5052127-20120616230500

No, they don't because they count as seperate sources... damage from them is neither the direct result of an ability cast OR an autoattack by Heimer. They will not proc spellvamp, lifesteal, or the slow from Rylai's. All they get is their base power from his AP, and his Magic Penetration.