Add cards to your deck as you normally would until you've completed building your deck
A 3/1 Elf Druid for three mana and X, when Rocco enters the battlefield, you may search your library for a creature with a mana value of X or less, putting that card directly into play
He continues: "You're gonna play a game of Magic and by doing certain things in the game you're going to unlock the ability to ask questions, much like you do in the game of Clue." And while he makes it clear you can win the match just by playing Magic as you normally would, he adds that "If you make an accusation with the right person, place, and weapon, you will win the game that way by solving the case." It sounds thoroughly bizarre, mixing up games with very different genres and audiences - though obviously we don't know everything yet
In my opinion, these are licensed cards with Pokemon printed on them, but not Pokemon cards. Pokemon cards are made by The Pokemon Company / The Pokemon Company International (TPC/TPCi) for official play
Right now in the Magic story were in the midst of what Wizards calls The Dragon Storm Arc. While we dont know all the details of what this story entails, we do know that the arc will culminate with a return to Tarkir a plane with more dragons than any other
Let's just carry on then, shall we