If acquiring cards and sticking to only a few decks seems like a hassle, which sometimes it is, there are other fun ways of playing the game
Prosper also exiles a card to play each turn unconditionally, while Faldorn has to tap, pay a mana, and discard a card to do the same
Sauron, the Necromancer, for example, becomes significantly more powerful if you choose him to be your Ring-bearer
Regardless the quick lands sit comfortably within the top five symmetrical dual land cycles ever printed and that probably holds true for all formats
Though there are ways to guarantee getting hold of certain cards in products such as Starter Decks, for example, which are pre-constructed and always have the same selection of cards but for the most part, players will be at the whim of chance when opening a booster pack