Urza is a singular win condition for the decks that can play him, capable of stabilizing a players life total, drawing additional cards, removing opposing cards under opponents control, creating creatures, and even generating virtual mana by making additional artifacts cheaper to play
As it happens, Magic as a game loves to utilize horror quite a bit and dips its toes into the creepier side of things every now and again
According to the Merriam-Webster dictionary, the definitions of "creepy" are as follows: 1 : producing a nervous shivery apprehension ("a creepy horror story")2 : of, relating to, or being a creep : annoyingly unpleasant ("a creepy old man") Innistrad : Creepy Doll During the original previews for the first Innistrad set, we were enthralled by the overall spook factor of every card therein
Thats good and it will mean more availability in stores, and less on the secondary market going forward