battle partners booster box pre order sv9 BOX} Contains 30 booster packs with 5 cards each Cards in Japanese for an authentic gaming experience Ideal for collectors and strategic players. Pokemon Japanese Battle Partners Booster

Sarcophagus ( Hitsugi ) is a series of cards used by Abidos the Third in the Yu-Gi-Oh

So you're giving up more LP (unless it's really late-game and you somehow haven't died to a stray burn effect) for 350 more ATK and a probably not-very-significant amount of burn

Pillar Analysis: Legendary Power (Combo Enabler), Scarcity (Reserved List), Perfect Condition (PSA 10)

Since you assume your deck is sufficiently randomized, and that you run an average of 24 Pokmon, this means you have around an 8% chance of finding one of your Claydols first than any of your other Pokmon cards

And the ones in black (and there are less than a dozen) tend to be 6-drops, the adventure side of Topaz Dragon notwithstanding