black and white dark explorers booster box Pokemon - BW (2012) Here we have a couple

I think this is still a bracket 1 or 2 deck at best

Pokmon TCG Pocket meta tier list With well over 1,000 cards in Pokmon TCG Pocket, deciding which are the best of the best in the current meta is no easy matter

Todays Weekly MTG stream unveiled this years team-up between Wizards of the Coast (WotC) and Extra Life, a fundraising effort that benefits the Seattle Childrens Hospital, that includes a new Secret Lair drop with card art made from Play-Doh

While I don't see this being the most expensive Crystal price-wise (that honor goes to The Earth CrystalThe Earth Crystal), I can certainly see this being one of the most widely adopted across multiple archetypes