Its holographic foil makes the card pop, reflecting the mysterious energy of this Alola-region ghost-type Pokmon
The final list may not match up to your own opinions as a collector, as I have included my thoughts on each card, its price and design, and also considered its rarity and popularity in the TCG community
Surveil 2
Butcher Ghoul Demonlord of Ashmouth Endling Evernight Shade Flayer of the Hatebound Garbage Elemental Geralf's Messenger Geralf's Mindcrusher Gleeful Arsonist Hancock, Ghoulish Mayor Haunted One Hound of Griselbrand Howlgeist Mikaeus, the Unhallowed Nardole, Resourceful Cyborg Nearheath Stalker Phyrexian Midway Bamboozle Pyreheart Wolf Relentless Skaabs Shadow of the Goblin Sightless Ghoul Stormbound Geist Strangleroot Geist Treacherous Pit-Dweller Undying Beast Undying Evil Undying Flames Undying Rage Vengeful Vampire Vorapede Witch-king, Sky Scourge Yahenni, Undying Partisan Young Wolf
With black, you'll likely have some removal that will be able to deal with any threats during combat or reanimation to bring him back from the graveyard
I like this card because it strikes that perfect balance between collector appeal and competitive potential
