Either way, there's a number of different ways to play with this deck
Pokemon Card Rarity at its easiest to understand comes down to what symbol appears at the bottom of the card
As a local play group we have switched over from regularly playing either my unpowered cube or my homemade cube to a classic vintage cube build for the last month or so (list of that to be found here although as it is relatively recently rebuilt it is undergoing rather more tweaking than usual This is a small tale of a recent draft and what I learned
utilizes the energy mechanic, for which there is a plethora of support cards
(Whenever this creature becomes the target of a spell or ability an opponent controls, counter it unless that player pays 3 life.) Magecraft Whenever you cast or copy an instant or sorcery spell, create a 1/1 black and green Pest creature token with "When this token dies, you gain 1 life." WardPay 3 life
So, for example, above are versions of Sram, Senior Edificer reimagined as Firion and Ragavan as Zidane