Building a Szadek deck just means you have to pack more graveyard hate (which you need to do anyway with any milling deck), so its not necessarily a bad option
For the full Nami breakdown with card-by-card analysis and sideboard options, read the complete One Piece TCG Nami Deck Guide Yellow has fewer leaders than Red or Blue, and that's by design
Phyrexian Arena [one_fourth_last stack="responsive"] [/one_fourth_last] The perennial favourite of black decks for card draw is one that, despite a few reprints, has kept its cost in the $5-$8 range
Galazeth Prismari takes Treasures (and other artifacts) a step further by letting them act as permanent mana rocks for instants and sorceries, both of which receive a lot of support from cards in the Izzet card pool
3) Let the player modify the deck with the cards that are unlocked- Now, I know that Pokmon is still working on their Deck Builder, so I should give them a little bit of a break on this one, but if you unlock a card to be played in your deck, you should be allowed to mess around with the card counts