When this card is destroyed and their are no monsters on your field: Special Summon 1 monster in your hand ignoring summoning conditions
If Zombie World is active, you can essentially use all of your opponent's Monsters as your Fusion materials
The deck makes up for its poor card choices by giving you an excellent leader card that can be extremely defensive similar to Edward.Newgate at the cost of your life cards
This really makes the deck true to its name, as revealing your cards can really be quite the jump scare for those unprepared to see what horrors await
Additionally, the demand for shadowless cards has continued to grow over the years, which has further increased their value
Casting an efficient removal or card draw spell multiple times for free (if you can flicker or otherwise trigger the Chancellor) can give you a solid advantage, and the fact that ramp and spells get better every year means this card does, too