one piece english booster box Piece: Legacy of the Master (OP-12) : Toys & Games Includes Six Leaders with New Effects One Piece Carrying On His

As a side note, Ill mention that a decade or more ago, folks were calling Commander (well, its name back then, Elder Dragon Highlander or EDH) the dollar rare format. People started scouring trade binders for the kinds of things that no one wanted to play in other formats, like Time Stretch

6 Ob Nixilis Of The Black Oath Before he was cursed and turned into a Demon, Ob Nixilis was a strapping, bald planeswalker and a great option for a Demon tribal commander

You don't need the coloured mana for either for them to do most of what you want of them but you should have access to the colour at the very least before playing either

I would have added Nahiris Wrath and Ishkanah, Grafwidow as most undervalued cards of the set in my opinion