The best monsters in the deck, the Link monsters, can use regular monsters as material to be summoned
The Level 12 Ritual monster has a number of prominent demonic features that would be difficult to edit out for the TCG release: curved horns, gigantic purple (and potentially blood-soaked) claws with sharp black talons, spikes protruding from the torso and shoulders as if the creature has been impaled, pseudo-angelic wings, and a long, slithering purple tongue
fiery Alolan design stabilizes at $71 after initial $60 launch
Gliscor because it's my favorite mon to use in competitive, specifically Swords Dance sets, in ORAS, and SM OU
Once per turn, after damage calculation, if this co-linked card battles an opponent's monster: You can banish that opponent's monster
X cards put it onto your bench and call it a basic Pokemon even if it really isn't, also Restore lets you search your discard pile for 3 basic energy cards and attach them to that Pokemon