op4 booster box One Piece Card Game a foundational expansion in the One Piece Card Game One Piece TCG: [OP-4] Kingdoms

Then identify how others are playing the game, so that I can take away the good parts of those but also recognise like the bad parts

Card Name Mana Cost Type Instant Rarity Rare rules Text Target creature's owner shuffles it into their library, then faces a villainous choice - They lose 5 life, or they shuffle another creature they own into their library

To mitigate the strength of that combo, you have to return one DON

END STEP The Aetherdrift Commander decks will be here before you know it, and it pays to be read up on whats included so you can spend wisely

While Goddess of Sweet Revenge is the only card in your hand or field, you can discard it from your hand to prevent an attack, while also destroying every single card your opponent controls