Ability costs can include ink (paid by exerting cards in your inkwell), exerted cards (paid by, well, exerting cards) or something else explained on the card itself
Unfortunately, this higher demand has also led to various issues, including shortages, price gouging, crises in niche industries, and even violence
Double Rare (RR) Two black stars mark a Double Rare
Card Text 2 [Special Rule] Overflow (-5) (As this card moves from the battle area or under a card to another area, lose 5 memory.) Card Q&A Q2747 Mar
This allows players to easily set up a combo that can knock out any Pokmon on the opponent's board because the card can search for powerful "gust" cards like Boss's Orders and Prime Catcher
This card is also one of the most expensive cards on the list, if you have some floating around your bulk you should definitely put it in a binder