what is the best one piece booster box PRB-01 06 and event One Piece TCG: The Best

It looks like cards with the partner keyword cost 1 more mana than the same card would without it, which is a more than fair bargain since usually 1 more mana is usually just "draw a card" and tutoring up a specific card that pairs well with the card you cast is a little better than that

This is already in the midst of popping, but $10 for a rare with 2 printings, one in 2010 and 1 in 2015 is not entirely out of the question and might, in fact, seem quite reasonable

That said, I was certain Lavinia would be in one of themshe just has that Intro Pack look, you know

Mirrodin Block Sets: Mirrodin October, 2003 Darksteel February, 2004 Fifth Dawn June, 2004 Setting/Flavor Mirrodin is a world made of metal, and the first multiversal plane for a Magic set outside of Dominaria