These are hard plastic shells that you can slide an individual card into to keep it safe from liquids, dents, or curling (foil curling is a big problem with Magic cards printed in the last few years)
Yes, as long as you purchase from reputable stores like Maalavya, where you are guaranteed authentic and real Pokmon cards.
Retail = AU big-box RRP (investment baseline)

Yugioh-Card database #8361 ja - rulings en fr de it es ko Gallery Rulings Errata Artworks Tips Trivia Appearances TCG sets English Worldwide English Release Number Set Rarity 2009-09-01 ANPR-EN071 Ancient Prophecy Common French French Release Number Set French name Rarity 2009-08-27 ANPR-FR071 Ancient Prophecy Ancienne Prophtie Common German German Release Number Set German name Rarity 2009-08-27 ANPR-DE071 Ancient Prophecy Ancient Prophecy Common Italian Italian Release Number Set Italian name Rarity 2009-08-27 ANPR-IT071 Ancient Prophecy Antica Profezia Common Spanish Spanish Release Number Set Spanish name Rarity 2009-08-27 ANPR-SP071 Ancient Prophecy Profeca Antigua Common OCG sets Japanese Japanese Release Number Set Japanese name Rarity 2009-04-18 ANPR-JP071 Ancient Prophecy Common Korean Korean Release Number Set Korean name Rarity 2009-09-23 ANPR-KR071 Ancient Prophecy Common Search categories Mentions " Ghost Token " Summoning categories Special Summons Tokens LP Reduces effect damage Other languages Language Name Card text French Transfert de Dommages Divisez par deux tous les dommages des effets que vous recevez ce tour

Bloom Tender, Hexing Squelcher, Formidable Speaker, and Moonshadow are some of the other choice cards, but a lot of whats going on here is typal, so its specific to the archetype youre building