Quote Originally Posted by Mosg2 View Post
It's basically 1:1 for spell pen to resists. You get 200 for resist aura and 100 for Blessing of Kings, making 300 plus the 400 for this trinket--700 spell resist. Figure they have ~200 spell pen (the number most casters shoot for). That makes 500 resist.
you only get up to 195 with kings and resist aura as far as i can tell