This is especially true with promo cards from blister packs
Vanity's Emptiness performed like a more powerful version of Royal Oppression that had a focus on outright prohibiting all special summons automatically
Its understandable to misread this clause as an alternate or additional casting cost rather than a condition check, but even then, all five of these cards are cognitively demanding
In addition to its high rarity and extensive lack of distribution outside East Asia, another factor adding to the appeal of this card is its inherent status as a pop culture reference
Spanish Invalidacin Xyz Si un Monstruo Xyz en el Campo fuera a activar su efecto desacoplando su o sus propios Materiales Xyz, su controlador puede desterrar 1 carta en su mano, boca abajo, en lugar de desacoplar 1 de esos Materiales Xyz
Card condition may be indicated by HP, MP, LP, and NM. These mean heavily-played, moderately-played, lightly-played, and near-mint. Condition is a huge price factor, and you can find a guide here