If a card your opponent owns and possesses is banished face-down while you control this card (except during the Damage Step): You can banish cards from the top of your opponent's Deck, face-down, equal to their face-down banished cards
So, of course, its worth a lot
Mid-tier cards like Kyurem ex 168/086 and Serperior ex 167/086 sit in the $50 to $60 range, while Meloetta ex and Genesect ex are slightly lower but still fetching healthy prices for new EXs
10-12 Traditional Foil cards
TCGs also give a unique chance to enhance social and academic abilities.
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