Talk:Magic penetration/@comment-81.214.165.133-20110915202700

hey guys.

what if i have 40 flat magic penetration ( Haunting Guise + Sorcerer's Shoes ), 20 flat magic reduction ( Abyssal Scepter ) and my opponent has 40 magic resistance. what will his new magic resistance? 0 or -20? which of these is appling first; flat mag penet or flat mag reduc. ?