base set pokemon cards booster box Pokémon TCG: Unlimited On Auction At Heritage Violet series introduces new gameplay mechanics like Terastallization Pokemon Base Set Booster Box

Even outside of that use-case, Springheart Nantuko is a fantastic creature that can generate absurd amounts of value regardless of what you may or may not bestow it upon

Check the provenance or the slab label

In Pokmon Trading Card Game Pocket (Pokmon TCG Pocket), this expansion marks the beginning of a new series where Mega Evolution Pokmon ex appear for the first time

It is entirely fair on power level yet is very playable in a wide array of archetypes

I think this might be one of the least understood cards in the whole hobby and I presume that not a single person on earth has ever handled copies that came from all 4 events