What affects the value of Harpie Lady Sisters
One of the things that we talk about a lot is getting premium versions of a card, because those are less likely to be reprinted
Higher-level monsters require sacrificing monsters, which creates a different requirement
Last year, a 1995 Pokemon Japanese Topsun Charizard Blue Back card, also with PSA 10 Gem Mint grading, sold for $493,230 by Goldin Auctions.
Packing board wipes or sacrifice edicts or Arcane Lighthouse into Commander decks that otherwise wouldnt want them just to be able to deal with Inkwell Leviathan is also not exactly what I would define as fun. Ward opens up the possibility for more counterplay, even if the ward cost of on The Tarrasque is basically insurmountable in most cases
You'll see Pikachu appearing quite a lot in this set, but then again, it's Pokemon- when do you not see Pikachu