PSA has graded 1,654 copies of this card, and only 48 were in GEM condition
The Wandering Emperor does such a good job of protecting players, keeping them alive longer with a trifecta of removal, life gain, and tokens, while also forcing aggressive decks to spend crucial attacks taking her down
With modern you also have Extra Battle Day Lillie on the Japanese side and other promo types like the Poncho Pikachus growing in popularity a lot
Its also worth noting that most trading card shops in Tokyo are not on the ground floor
Full text on all three, plus
Boarding Party is a high-end Pirate with aggressive stats and haste to take the fight to the enemy, and it has Cascade, meaning that 5R mana cost is a boon overall