Most famously, the Weatherlight Saga, running from 1997-2001, had a tight correspondence between cards and story, with many of the major and, notably, loads of minor story events depicted on the cards
In a typical game, there will be three opponents who all discarding their hands and drawing seven cards from a Wheel effect, so Orcish Bowmasters will create a 21/21 Orc Army token and deal an incredible 21 damage divided among any number of targets
6 Mountain
Secret Lair drops added limited-edition variants throughout the year
But Rakdos wouldnt have been the leader of the Rakdos Guild if he didnt have some absurd powers, and the Patron of Chaos has a brutal one
Put the rest on the bottom of your library in a random order. Thats a lot of text, but basically: if you play a card that costs seven mana, you get to look at the top seven cards of your deck, and then cast a spell from among those cards that costs seven mana or less for free