Any rotating format worth its salt needs a healthy deckbuilding meta where certain popular flavours rise and fall without calcifying into tired, predictable trends
The different archetype decks will highlight what certain cards can do, but I want to talk about one more card that perfectly shows both what a card can do and why you want to sell into the spikes: Indomitable Creativity
Force of Will, Mana Drain, and more recently Force of Negation are the premier efficient ways to counter spells, requiring either no mana from you, or rewarding you with a tidy portion the following turn
Here are some reasons to wind things down a little next time you sit down and shuffle up
When did Magic: The Gathering come out
Each booster pack contains 12 randomized cards, including 6 common cards, 3 uncommon cards, 2 rare, super rare, or legendary cards, plus 1 foil card of random rarity