User blog comment:RoznosicielCiast/More upgrades for Viktor's Hex Core!/@comment-6301771-20130315195634/@comment-6061249-20130315200608

20 magic penetration is a bit too much i think. It's not unique, so if you could build Torment + Sorc Boots + runes + 20 from buffed Augment, you would get incredible +50 penetration.