Thanks to Jake C
5 Gyarados XY60: XY Promos (Staff Promo) $360.55 Hard To Find Gyarados is probably the coolest-looking of these average cards, and the Ancient Origins stamp alongside the Staff distinction gives you a clue that this card is unusual
For the first category, cards like Experimental Synthesizer, Doomed Traveler, and Hangarback Walker are all useful candidates, though there are many more options
After a few iterations I figured Id jot down what I ended up doing
From the Vault was a limited set of products that highlighted powerful cards or showcased a particular theme
Not only do alternative art Pokmon cards look amazing, especially when your favorite Pokmon is front and center behind a spectacular theme, but they are also some of the best cards you can pull in each set, which makes alternative art Pokmon cards sometimes extremely expensive