one piece op 09 booster box english TCG Emperors in The New World OP-09 Asia – Exp. Share Collectible One Piece English TCG OP09

They mostly depict generic violet demons.

Polukranos Reborn/Polukranos, Engine of Ruin Polukranos Reborn has possibly the least exciting front side out of any of these cards

Being able to counter problematic multi-colored cards for a single colorless mana will be a great effect anytime a counter to colorless strategies exists as a multi-color option , and Null Elemental Blast will have the unique effect of making sideboard decisions that much more difficult based on its mere existence in Modern

These cards typically have a better print quality than the English versions, making them even more appealing to collectors

Is it possible WOTC actually leaked this info at some point

This is why photos of unrevealed cards began leaking on social media in 2020