They work differently to other cards and act more passively to gain lore or give abilities
"Tabletop Awards 2023 winners: this year's best board games, RPGs, designers and publishers"
Because of this interplay with the logo elements, I suspect that the fountain pen icons on the right of the card are how you generate the cost to play cards
Pack RRP is $5.99 in the US, or $143.76 for the box (though technically they dont have an RRP)
The cards other ability is Protective Embrace, which grants other characters on the players battlefield the Ward status thereby forcing the opponent to either target other cards with attacks or overcome a Challenge to attack warded cards
Yuna, Hope of Spira (Borderless - Chocobo Track Foil) - $100 Cheaper than the variant further down this list, Yuna, Hope of Spiras more recent Chocobo Track Foil treatment will set you back around $100