one piece card game op03 OP03-003 R Izo Pirate Flag Foil Japanese TCG — ToysOneJapan drawn from various story arcs One Piece Trading Card Game

They can move between zones just like any other card and continue to exist for the duration of the game

(6/6/2025) "Flashback [cost]" means "You may cast this card from your graveyard if the resulting spell is an instant or sorcery spell by paying [cost] rather than paying its mana cost" and "If the flashback cost was paid, exile this card instead of putting it anywhere else any time it would leave the stack." (6/6/2025) You must still follow any timing restrictions and permissions, including those based on the card's type

This deck had value

You can destroy any creature with a mana value of 2 or less, and together with fetch lands you can remove any creature with a MV up to 4

If the format features multiple decks where that ability would be useful, I would definitely be interested in giving this card a shot

One of the best ways to use this is to return a character to your hand that has an ability that activates when you play them