op5 booster box english OP15 Adventure ON KAMI'S Island OP-15 Booster Box Display Factory Sealed for OP15 One Piece Cards English TCG (24 Packs) + Custom TCG Fabrik Don Card : Toys 05 EU is an immersive card set that transports players to the exciting world of One Piece BANDAI NAMCO Entertainment Bandai OP-05

Collector Boosters Collector Boosters are booster packs targeted at collectors

Inherited Effect [When Attacking] [Once Per Turn] By trashing 1 of your Option cards in the battle area, trash your opponent's top security card.

It also provides a wincon for discard decks, because its very common for that strategy to have lots of ways to discard cards but no plan for advancing the board

Max Fist (240) Discard 2 Energy from this Pokmon Zeraora VSTAR Crushing Beat (190) You may discard a Stadium in play

Someone also shared a RiHappy Facebook post with some more release info about them a while ago

Japan's largest Pokmon card specialty store, Hareruya 2 Akihabara Tower Store, has officially opened, drawing crowds from day one and quickly establishing itself as a new pilgrimage site for fans of the Pokmon Trading Card Game