one piece card game deck size TCG: Monkey.D.Luffy Starter (BCL2687837) : Toys & Games and game markers One Piece Card Size Guide

Theres no ban list

And artifacts are another central piece that allows us to win the game with this deck

Defense of the Heart Defense of the Heart and the cards above it push the boundaries of how powerful green tutors can be

You lose out on the repeatability of Sun Titans attack trigger, but white has enough flicker effects like Teleportation Circle to make up for it

If it seems like you could meet that preparation condition without going totally out of your way (or you can extract value from an extra cast trigger) then I think the argument is there to try out the prepare version of that effect

[47] [48] Notably, the deck's metagame results were superior to those achieved by any of the decks which had suffered bans in June of that year