User blog comment:Deshiba/Season 3 Armor and Armor Penetration/@comment-184.155.119.99-20121110064711/@comment-4022742-20121110121010

Well actually, it gets even better in Urgot's case. The passive from Black cleaver gets activated from physical damage, this includes skills. Meaning 1 NCC fully activated the BC passive. Have fun in season 3 :D