Some pillow fort decks punish opponents for interacting with you , some prevent you from being attacked at all, and some simply generate so much value each turn that any of your opponents attacks or spells are effectively nullified
Chart shows the price of Metapod #42 at the end of each month going back as long as we have tracked the item.
At the same time, because it could establish a quick advantage on the board with threats like Frenetic Efreet or the hard-to-deal-with Wildfire Emissary, even light control elements could help the deck hold the advantage until it was time for a game-ending Fireball or Earthquake (often thanks to an end-of-turn Impulse)
Plusle (Illustration Rare) $19.97 Card Number: #193/182 Rarity: Illustration Rare Plusle brings the spark in a bright, confetti-filled scene
So, its clear that this is a card which is highly sought after both for its aesthetics and also just the general popularity of the Darkness type Umbreon
That competitive angle means Force of Negation's worth a pretty penny