one piece booster box royal blood Japanese OP-10 30 Uncommon cards One Piece: Royal Blood Booster

Seriously though, we really should unban Splinter Twin, which holds the record for least logical banning of all time, based on the justification of shaking up the Modern meta for a Pro Tour (Remember when those were a thing?) to get people to watch coverage (Remember when that was a thing?) for a paper Modern tournament (...)

It is currently worth $3.99

That will always be one by default, but can be scaled up quickly by a few power pumping things: Auras like Rancor that are played

It transforms into Etching of Kumano, a 2/2 with haste that exiles any creatures killed by a source you control this turn instead of just dying

If not, $8-$10