one piece booster box prb 01 Case Trading Card Game PRB-01 Japanese Sealed and there are even some rare parallel edition DON One Piece Card Game -

SCG: Now that Dominaria United is fully revealed, do you have any favorite cards or illustrations aside from your own in the set

His ability reads: Colorless spells you cast from your hand with mana value 7 or greater have Cascade, cascade. (When you cast one, exile cards from the top of your library until you exile a nonland card that costs less

You still get a powerful three-mana commander that acts as an Impact Tremors, but without the stigma of playing Krenko

Six additional mana is a steep price to pay, but on top of the cost reduction and giving everything haste, theres a lot of people apparently willing to pay that price