one piece card game leader Cards – Don Games 1 cost tot your opponents during this turn One Piece Trading Card Game

Dealer's choice, really

Prosper, Tome-Bound allows you to build around a particularly unique strategy, working as a one-card tool to gain both mana and card advantage

You also can't pay any additional costs during a Spectacle cast (though no Spectacle card so far as any X cost or Kicker cost on them to make this something that could happen)

In an Animar, Soul of Elements or Heliod, the Radiant Dawn // Heliod, the Warped Eclipse decks they're paying for it

If your spellslinger deck needs to balance a wide board with a high instant and sorcery count, cards that make creatures when you cast instants and sorceries are king