how to pre order one piece card game OP17 Booster Japanese Pre-Order How to Pre Order One

They link to a GitHub repository, but unfortunately there seems to be no existing implementation to try it out yourself quickly

And as x increases, this becomes bigger much faster than Cx n

Ability copiers can turn small effects into huge plays, push value engines over the top, and even enable unexpected combos

Even a card like Greater Good can be turned into a self-mill piece so long you have enough creatures to sacrifice and cards to discard, though it might not have been on your radar in regards to self-milling before

Until then, may your cards do lots of cool things.

I think Xyris, the Writhing Storm teeters on this edge