one piece card game pillars of strength booster box OP 03 art cards from OP One Piece TCG: Pillars of

With a strong base, we can look for other interactions like Ion Storm to give us reach, Retribution of the Ancients as removal, and Sunbond as a wonderful interaction of Licias abilities to turn any creature into Ageless Entity

When this card is Flip Summoned, return all monsters your opponent controls to their owner's hand

The booster boxes shown in the opening videos have 18 boosters per box adding up to 162 cards per box

#2 I haven't considered this at first but yeah, PTCG will have three different ways/schedules of releasing cards for a brief time

You could exile the card from the graveyard after it is sacrificed

Psychic60+ This attack does 30 more damage times the number of Energy attached to your opponent's Active Pokmon